{"title":"GrowMax Water Filters \u0026 Reverse Osmosis","description":"\u003cp\u003e\u003cstrong\u003eGrowMax Water\u003c\/strong\u003e solves the problem almost every UK grower has and most never measure: the water coming out of the tap. Chlorine, chloramine and dissolved minerals all interfere with feeding, and in hard water areas your starting EC can be high enough that you are effectively overfeeding before you add a single nutrient. GrowMax units strip that out.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCarbon filter units:\u003c\/strong\u003e The Garden Grow filter unit at 11,520 L\/day (480 LPH) removes chlorine and sediment without stripping minerals - see all \u003ca href=\"\/en-ch\/collections\/water-pumps\"\u003ewater treatment and pumps\u003c\/a\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReverse osmosis:\u003c\/strong\u003e Power Grow 500 L\/day, Water Max 700 L\/day, Mega Grow 1000 L\/day and the Pro RO 3000 at 3000 L\/day for larger rooms.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaxquarium 000ppm:\u003c\/strong\u003e A 500 L\/day RO unit that produces genuinely zero-ppm water for growers who want a completely blank starting point.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDe-ionisation:\u003c\/strong\u003e 10in DI filters and complete DI filter kits to polish RO output down to zero.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBooster pumps:\u003c\/strong\u003e Standard and high flow booster pump kits for properties with low mains pressure - RO output drops sharply below about 3 bar.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpares:\u003c\/strong\u003e 10in replacement filter packs, replacement RO membranes including 150 GPD, Pro 3000 membranes, float kits and replacement pipe.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhy choose GrowMax Water?\u003c\/h2\u003e\n\u003cp\u003eControl over your starting point. If you know your water is at zero, every EC reading you take afterwards is purely your feed - which makes diagnosing problems dramatically easier. For hard water areas it is often the single biggest improvement available.\u003c\/p\u003e\n\u003ch2\u003eGrowMax Water FAQs\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eDo I need RO or just a carbon filter?\u003c\/strong\u003e\u003cbr\u003eIf your tap water is soft and you only want to remove chlorine, a Garden Grow carbon unit is enough. If your water is hard - much of the South East, London included - reverse osmosis is the better answer.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow often do I change the filters?\u003c\/strong\u003e\u003cbr\u003eSediment and carbon filters typically every 6 months depending on use and water quality. RO membranes last considerably longer if the pre-filters are maintained.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo I need a booster pump?\u003c\/strong\u003e\u003cbr\u003eIf your mains pressure is below roughly 3 bar, yes - RO production rate and membrane life both suffer at low pressure.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eShould I add Cal-Mag to RO water?\u003c\/strong\u003e\u003cbr\u003eYes. RO water has nothing in it, so calcium and magnesium need adding back - see \u003ca href=\"\/en-ch\/collections\/calmag\"\u003eCal-Mag supplements\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch2\u003eWhy buy GrowMax Water from The Hydro Bros?\u003c\/h2\u003e\n\u003cp\u003eWe stock the GrowMax Water range in full, ship discreetly across the UK and Europe, and know these products because we use them. With \u003ca rel=\"noopener\" href=\"https:\/\/uk.trustpilot.com\/review\/thehydrobros.com\" target=\"_blank\"\u003eexcellent customer reviews on Trustpilot\u003c\/a\u003e and staff who actually grow, you get the right kit first time.\u003c\/p\u003e","products":[{"product_id":"growmax-mega-grow-1000-l-d-reverse-osmosis","title":"GrowMax Mega Grow 1000 Reverse Osmosis System | 1000 L\/Day","description":"\u003cp\u003eProduces up to 1000 L\/d - No waiting produces up to 40L\/h!\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eEliminates up to 95% of salts and heavy metals.\u003c\/li\u003e\n\u003cli\u003eIt helps to stabilize the pH.\u003c\/li\u003e\n\u003cli\u003eEliminates up to 99% of Chlorine. -Lower the EC.\u003c\/li\u003e\n\u003cli\u003eImproves fertilizer performance and protects\u003c\/li\u003e\n\u003cli\u003eAvoid nutrients lockout.\u003c\/li\u003e\n\u003cli\u003eMore food for your plants.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eRemoves or reduces up to 95% of Mineral Salts, Heavy Metals, Chloramines, Nitrates, Nitrites, Sediments, Sand, Oxides, Herbicides, Pesticides and Volatile Organic Pollutants (Chemical Contaminants, Benzene, Oils, Trihalomethanes, Detergents, PCBs). It also removes up to 99% of chlorine and sediment up to 5 microns.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWith an RO filter. You'll see:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eA more stable pH, encouraging bigger plants, healthier fruits \u0026amp; stronger roots\u003c\/li\u003e\n\u003cli\u003eMaximum nutrient uptake\u003c\/li\u003e\n\u003cli\u003eA healthier soil mix\u003c\/li\u003e\n\u003cli\u003eBetter plant growth\u003c\/li\u003e\n\u003cli\u003eUninhibited photosynthesis\u003c\/li\u003e\n\u003cli\u003eBetter performing grow room equipment\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eCHANGE FILTERS: RO Membrane 6 months - 2 Years (depending on usage and input EC level), Carbon Filter every 6 months\u003c\/p\u003e\n\n\u003cdiv style=\"border-left:4px solid #008838;background:#f7f7f7;padding:16px 20px;margin:24px 0;\"\u003e\n\u003cp style=\"margin:0 0 8px 0;font-weight:bold;font-size:16px;\"\u003eDue a Filter Change?\u003c\/p\u003e\n\u003cp style=\"margin:0;\"\u003eGet the correctly-sized \u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-mega-grow-1000-replacement-filter-pack\" style=\"color:#008838;text-decoration:underline;\"\u003eMega Grow 1000 Replacement Filter Pack\u003c\/a\u003e, sized for this unit's flow rate.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"border-left:4px solid #008838;background:#f7f7f7;padding:16px 20px;margin:24px 0;\"\u003e\n\u003cp style=\"margin:0 0 8px 0;font-weight:bold;font-size:16px;\"\u003eOn hard water? Check your TDS first\u003c\/p\u003e\n\u003cp style=\"margin:0;font-size:15px;line-height:1.6;\"\u003eGrowMax rate their RO systems for up to \u003cstrong\u003e1000 TDS at 60 PSI\u003c\/strong\u003e. Above that you need the \u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-water-high-flow-booster-pump-kit\" style=\"color:#008838;\"\u003eHigh Flow Booster Pump Kit\u003c\/a\u003e to push pressure past 60 PSI, which takes the unit to a maximum of \u003cstrong\u003e1500 TDS\u003c\/strong\u003e. The Mega Grow 1000 takes the High Flow kit, not the standard one. The higher your incoming TDS, the lower the output, whatever the pressure. Most UK tap water sits well inside 1000, but boreholes and the harder areas do not.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cp\u003eIMPORTANT: A minimum of 2.75bar 40 psi is required to operate the system properly. To increase water pressure, a booster pump kit is available separately. Do not install the system where the incoming water pressure higher than 5.5bar \/ 80psi. Pressure can be reduced by installing a pressure regulator. Only use with cold water supply, hot water will damage the filters and membrane. Protect unit against frost.\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"http:\/\/growmaxwater.com\/pdf\/manuals\/MEGA%20GROW%201000\/MEGA%20GROW%201000_English.pdf\"\u003eInstructions here.\u003c\/a\u003e\u003c\/p\u003e\n\n\u003cdiv style=\"border-left:4px solid #008838;background:#f7f7f7;padding:16px 20px;margin:24px 0 0 0;\"\u003e\n\u003cp style=\"margin:0;font-weight:bold;font-size:16px;\"\u003eGrowMax Compatibility Guide\u003c\/p\u003e\n\u003cp style=\"margin:8px 0 0 0;\"\u003eNot sure which spare part fits your unit? Full compatibility chart below, covering every GrowMax filter, RO system and pump we stock.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch;margin:24px 0;\"\u003e\n\u003ctable style=\"width:100%;min-width:1100px;border-collapse:collapse;font-size:13px;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background:#1a1a1a;color:#fff;\"\u003e\n\u003cth style=\"padding:8px;text-align:left;\"\u003eFilter \/ Pump\u003c\/th\u003e\n\u003cth style=\"padding:8px;text-align:center;\"\u003e\u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-water-eco-grow-240lph-water-filter\" style=\"color:#8fd19e;\"\u003eEco Grow 240\u003c\/a\u003e\u003c\/th\u003e\n\u003cth style=\"padding:8px;text-align:center;\"\u003e\u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-power-grow-500-l-d-reverse-osmosis\" style=\"color:#8fd19e;\"\u003ePower Grow 500\u003c\/a\u003e\u003c\/th\u003e\n\u003cth style=\"padding:8px;text-align:center;\"\u003eMega Grow 1000 (this unit)\u003c\/th\u003e\n\u003cth style=\"padding:8px;text-align:center;\"\u003e\u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-maxquarium-000ppm-ro-filter-unit-500-lday\" style=\"color:#8fd19e;\"\u003eMaxquarium 000\u003c\/a\u003e\u003c\/th\u003e\n\u003cth style=\"padding:8px;text-align:center;\"\u003e\u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-water-max-700-l-d-reverse-osmosis\" style=\"color:#8fd19e;\"\u003eWater Max 700\u003c\/a\u003e\u003c\/th\u003e\n\u003cth style=\"padding:8px;text-align:center;\"\u003e\u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-pro-3000-3000-l-d-reverse-osmosis\" style=\"color:#8fd19e;\"\u003eWater 3000\u003c\/a\u003e\u003c\/th\u003e\n\u003cth style=\"padding:8px;text-align:center;\"\u003e\u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-garden-grow-filter-unit-480-lh\" style=\"color:#8fd19e;\"\u003eGarden Grow 480\u003c\/a\u003e\u003c\/th\u003e\n\u003cth style=\"padding:8px;text-align:center;\"\u003e\u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-water-super-grow-800lph-filter-system\" style=\"color:#8fd19e;\"\u003eSuper Grow 800\u003c\/a\u003e\u003c\/th\u003e\n\u003cth style=\"padding:8px;text-align:center;\"\u003e\u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-pro-grow-2000lph-water-filter\" style=\"color:#8fd19e;\"\u003ePro Grow 2000\u003c\/a\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-replacement-filter-packs\"\u003e10\" Filter Pack\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e?\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-10-replacement-green-carbon-filter\"\u003e10\" Green Carbon Filter (carbon only)\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e?\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#fff3d6;\"\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-mega-grow-1000-replacement-filter-pack\"\u003e\u003cstrong\u003eMega Grow 1000 Filter Pack (2x carbon)\u003c\/strong\u003e\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e\u003cstrong\u003e✓\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-garden-grow-replacement-filters\"\u003eGarden Grow Replacement Filters\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-super-grow-replacement-filters\"\u003eSuper Grow Replacement Filters\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-pro-grow-replacement-filters\"\u003ePro Grow Replacement Filters\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003ca href=\"https:\/\/www.thehydrobros.com\/products\/reverse-osmosis-membrane-150-gpd\"\u003eRO Membrane 150 GPD\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e?\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-3000-membrane\"\u003e3000 Membrane (500 GPD)\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-green-coconut-carbon-block-filter-for-growmax-water-3000-ro-system-gmwmaxcarb\"\u003eGreen Coconut Carbon Block Filter\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#fff3d6;\"\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003ca href=\"https:\/\/www.thehydrobros.com\/products\/10-de-ionization-filter\"\u003e\u003cstrong\u003e10\" De-Ionization Filter\u003c\/strong\u003e\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e\u003cstrong\u003e✓\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#fff3d6;\"\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-10-de-ionization-filter-kit\"\u003e\u003cstrong\u003e10\" De-Ionization Filter Kit\u003c\/strong\u003e\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e\u003cstrong\u003e✓\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-20-de-ionization-filter\"\u003e20\" De-Ionization Filter\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e?\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e?\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e?\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e?\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e?\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-20-de-ionization-filter-kit\"\u003e20\" De-Ionization Filter Kit\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e?\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e?\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e?\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e?\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e?\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-water-booster-pump-kit\"\u003eBooster Pump Kit\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e?\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#fff3d6;\"\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-water-high-flow-booster-pump-kit\"\u003e\u003cstrong\u003eHigh Flow Booster Pump Kit\u003c\/strong\u003e\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e\u003cstrong\u003e✓\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size:12px;color:#666;margin:0 0 20px 0;\"\u003e✓ compatible · — not compatible \/ not applicable · ? not confirmed by GrowMax, check before ordering. Eco Grow, Garden Grow, Super Grow and Pro Grow are 2-stage carbon and sediment filters, not reverse osmosis units, so they don't use a membrane, DI filter or booster pump.\u003c\/p\u003e","brand":"GROWMAX","offers":[{"title":"Default Title","offer_id":39728078225592,"sku":"4002","price":299.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0561\/9092\/7032\/products\/growmax-water-pump-growmax-mega-grow-1000-l-d-reverse-osmosis-the-hydro-bros-1254944217.png?v=1787477893"},{"product_id":"growmax-power-grow-500-l-d-reverse-osmosis","title":"GrowMax Power Grow 500 Reverse Osmosis System | 500 L\/Day","description":"\u003cp\u003eProduces up to 500 L\/d - No waiting produces up to 20 L\/h!\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eEliminates up to 95% of salts and heavy metals.\u003c\/li\u003e\n\u003cli\u003eIt helps to stabilize the pH.\u003c\/li\u003e\n\u003cli\u003eEliminates up to 99% of Chlorine. -Lower the EC.\u003c\/li\u003e\n\u003cli\u003eImproves fertilizer performance and protects\u003c\/li\u003e\n\u003cli\u003eAvoid nutrients lockout.\u003c\/li\u003e\n\u003cli\u003eMore food for your plants.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eRemoves or reduces up to 95% of Mineral Salts, Heavy Metals, Chloramines, Nitrates, Nitrites, Sediments, Sand, Oxides, Herbicides, Pesticides and Volatile Organic Pollutants (Chemical Contaminants, Benzene, Oils, Trihalomethanes, Detergents, PCBs). It also removes up to 99% of chlorine and sediment up to 5 microns.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWith an RO filter. You'll see:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eA more stable pH, encouraging bigger plants, healthier fruits \u0026amp; stronger roots\u003c\/li\u003e\n\u003cli\u003eMaximum nutrient uptake\u003c\/li\u003e\n\u003cli\u003eA healthier soil mix\u003c\/li\u003e\n\u003cli\u003eBetter plant growth\u003c\/li\u003e\n\u003cli\u003eUninhibited photosynthesis\u003c\/li\u003e\n\u003cli\u003eBetter performing grow room equipment\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eCHANGE FILTERS: RO Membrane 6 months - 2 Years (depending on usage and input EC level), Carbon Filter every 6 months\u003c\/p\u003e\n\n\u003cdiv style=\"border-left:4px solid #008838;background:#f7f7f7;padding:16px 20px;margin:24px 0;\"\u003e\n\u003cp style=\"margin:0 0 8px 0;font-weight:bold;font-size:16px;\"\u003eOn hard water? Check your TDS first\u003c\/p\u003e\n\u003cp style=\"margin:0;font-size:15px;line-height:1.6;\"\u003eGrowMax rate their RO systems for up to \u003cstrong\u003e1000 TDS at 60 PSI\u003c\/strong\u003e. Above that you need the \u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-water-booster-pump-kit\" style=\"color:#008838;\"\u003eBooster Pump Kit\u003c\/a\u003e to push pressure past 60 PSI, which takes the unit to a maximum of \u003cstrong\u003e1500 TDS\u003c\/strong\u003e. The higher your incoming TDS, the lower the output, whatever the pressure. Most UK tap water sits well inside 1000, but boreholes and the harder areas do not.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cp\u003eIMPORTANT: A minimum of 2.75bar 40 psi is required to operate the system properly. To increase water pressure, a booster pump kit is available separately. Do not install the system where the incoming water pressure higher than 5.5bar \/ 80psi. Pressure can be reduced by installing a pressure regulator. Only use with cold water supply, hot water will damage the filters and membrane. Protect unit against frost.\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"http:\/\/growmaxwater.com\/pdf\/manuals\/POWER%20GROW%20500\/POWER%20GROW%20500_English.pdf\"\u003eInstructions here.\u003c\/a\u003e\u003c\/p\u003e\n\n\u003cdiv style=\"border-left:4px solid #008838;background:#f7f7f7;padding:16px 20px;margin:24px 0 0 0;\"\u003e\n\u003cp style=\"margin:0;font-weight:bold;font-size:16px;\"\u003eGrowMax Compatibility Guide\u003c\/p\u003e\n\u003cp style=\"margin:8px 0 0 0;\"\u003eNot sure which spare part fits your unit? Full compatibility chart below, covering every GrowMax RO system and filter pack we stock.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch;margin:24px 0;\"\u003e\n\u003ctable style=\"width:100%;min-width:900px;border-collapse:collapse;font-size:13px;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background:#1a1a1a;color:#fff;\"\u003e\n\u003cth style=\"padding:8px;text-align:left;\"\u003ePart\u003c\/th\u003e\n\u003cth style=\"padding:8px;text-align:center;\"\u003ePower Grow 500 (this unit)\u003c\/th\u003e\n\u003cth style=\"padding:8px;text-align:center;\"\u003e\u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-mega-grow-1000-l-d-reverse-osmosis\" style=\"color:#8fd19e;\"\u003eMega Grow 1000\u003c\/a\u003e\u003c\/th\u003e\n\u003cth style=\"padding:8px;text-align:center;\"\u003e\u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-maxquarium-000ppm-ro-filter-unit-500-lday\" style=\"color:#8fd19e;\"\u003eMaxquarium 000\u003c\/a\u003e\u003c\/th\u003e\n\u003cth style=\"padding:8px;text-align:center;\"\u003e\u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-water-max-700-l-d-reverse-osmosis\" style=\"color:#8fd19e;\"\u003eWater Max 700\u003c\/a\u003e\u003c\/th\u003e\n\u003cth style=\"padding:8px;text-align:center;\"\u003e\u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-pro-3000-3000-l-d-reverse-osmosis\" style=\"color:#8fd19e;\"\u003eWater 3000\u003c\/a\u003e\u003c\/th\u003e\n\u003cth style=\"padding:8px;text-align:center;\"\u003e\u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-garden-grow-filter-unit-480-lh\" style=\"color:#8fd19e;\"\u003eGarden Grow\u003c\/a\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background:#fff3d6;\"\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-replacement-filter-packs\"\u003e\u003cstrong\u003e10\" Filter Pack (carbon + sediment)\u003c\/strong\u003e\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e\u003cstrong\u003e✓\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e?\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-mega-grow-1000-replacement-filter-pack\"\u003eMega Grow 1000 Filter Pack (2x carbon)\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#fff3d6;\"\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003ca href=\"https:\/\/www.thehydrobros.com\/products\/reverse-osmosis-membrane-150-gpd\"\u003e\u003cstrong\u003eRO Membrane 150 GPD\u003c\/strong\u003e\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e\u003cstrong\u003e✓\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e?\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-3000-membrane\"\u003e3000 Membrane (500 GPD)\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-green-coconut-carbon-block-filter-for-growmax-water-3000-ro-system-gmwmaxcarb\"\u003eGreen Coconut Carbon Block Filter\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#fff3d6;\"\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003ca href=\"https:\/\/www.thehydrobros.com\/products\/10-de-ionization-filter\"\u003e\u003cstrong\u003e10\" De-Ionization Filter\u003c\/strong\u003e\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e\u003cstrong\u003e✓\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#fff3d6;\"\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-10-de-ionization-filter-kit\"\u003e\u003cstrong\u003e10\" De-Ionization Filter Kit\u003c\/strong\u003e\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e\u003cstrong\u003e✓\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#fff3d6;\"\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-water-booster-pump-kit\"\u003e\u003cstrong\u003eBooster Pump Kit\u003c\/strong\u003e\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e\u003cstrong\u003e✓\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-water-high-flow-booster-pump-kit\"\u003eHigh Flow Booster Pump Kit\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-reverse-osmosis-float-kit\"\u003eRO Float Kit\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e?\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-replacement-tubing\"\u003e1\/4\" Black Drain Tubing\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e?\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e?\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-replacement-tubing\"\u003e3\/8\" Blue Feed Tubing\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e?\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size:12px;color:#666;margin:0 0 20px 0;\"\u003e✓ compatible · — not compatible \/ not applicable · ? not confirmed by GrowMax, check before ordering\u003c\/p\u003e","brand":"GROWMAX","offers":[{"title":"Default Title","offer_id":39728079962296,"sku":"4755","price":209.5,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0561\/9092\/7032\/files\/growmax-water-pump-growmax-power-grow-500-ro-system-500-l-day-the-hydro-bros-1260311667.webp?v=1790717956"},{"product_id":"growmax-pro-3000-3000-l-d-reverse-osmosis","title":"GrowMax Pro RO 3000 Reverse Osmosis System | 3000 L\/Day, 125 L\/Hour","description":"\u003cp style=\"font-size:16px;line-height:1.6;margin:0 0 16px;\"\u003eThe \u003cstrong\u003eGrowMax Pro RO 3000\u003c\/strong\u003e is the largest reverse osmosis unit GrowMax build, producing up to \u003cstrong\u003e3,000 litres a day at 125 litres an hour\u003c\/strong\u003e. Two 500 GPD membranes running in parallel, so you are not stood waiting on a butt to fill.\u003c\/p\u003e\n\u003cp style=\"font-size:16px;line-height:1.6;margin:0 0 24px;\"\u003eBuilt for rooms where tap water is the limiting factor. It strips out the salts, chlorine and sediment sitting in the background of every feed you mix, so your nutrients do the work instead of fighting whatever came out of the mains.\u003c\/p\u003e\n\u003ch3 style=\"font-size:20px;font-weight:700;margin:0 0 12px;\"\u003eWhat it does to your water\u003c\/h3\u003e\n\u003cul style=\"font-size:16px;line-height:1.8;margin:0 0 24px;padding-left:20px;\"\u003e\n\u003cli\u003eRemoves up to \u003cstrong\u003e95% of salts and heavy metals\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eRemoves up to \u003cstrong\u003e99% of chlorine\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eReduces sediment to 5 microns\u003c\/li\u003e\n\u003cli\u003eDrops your starting EC, so you control the whole feed rather than topping up what is already in there\u003c\/li\u003e\n\u003cli\u003eHelps stabilise pH and cuts the swing you get on hard water\u003c\/li\u003e\n\u003cli\u003eAvoids the lockout caused by background calcium and magnesium\u003c\/li\u003e\n\u003cli\u003eProtects reflectors, carbon filters and bulbs from mineral deposits\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 style=\"font-size:20px;font-weight:700;margin:0 0 12px;\"\u003eSpecification\u003c\/h3\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;font-size:15px;margin:0 0 24px;\"\u003e\n\u003ctr style=\"border-bottom:1px solid #e5e5e5;\"\u003e\n\u003ctd style=\"padding:10px 8px;font-weight:600;width:45%;\"\u003eOutput\u003c\/td\u003e\n\u003ctd style=\"padding:10px 8px;\"\u003eUp to 3,000 litres per day\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom:1px solid #e5e5e5;\"\u003e\n\u003ctd style=\"padding:10px 8px;font-weight:600;\"\u003eFlow rate\u003c\/td\u003e\n\u003ctd style=\"padding:10px 8px;\"\u003e125 litres per hour\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom:1px solid #e5e5e5;\"\u003e\n\u003ctd style=\"padding:10px 8px;font-weight:600;\"\u003eMembranes\u003c\/td\u003e\n\u003ctd style=\"padding:10px 8px;\"\u003e2 x 500 GPD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom:1px solid #e5e5e5;\"\u003e\n\u003ctd style=\"padding:10px 8px;font-weight:600;\"\u003eMinimum inlet pressure\u003c\/td\u003e\n\u003ctd style=\"padding:10px 8px;\"\u003e\u003cstrong\u003e4 bar \/ 57 PSI\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom:1px solid #e5e5e5;\"\u003e\n\u003ctd style=\"padding:10px 8px;font-weight:600;\"\u003eMaximum inlet pressure\u003c\/td\u003e\n\u003ctd style=\"padding:10px 8px;\"\u003e6 bar \/ 85 PSI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom:1px solid #e5e5e5;\"\u003e\n\u003ctd style=\"padding:10px 8px;font-weight:600;\"\u003eWater supply\u003c\/td\u003e\n\u003ctd style=\"padding:10px 8px;\"\u003eCold only, max 25°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom:1px solid #e5e5e5;\"\u003e\n\u003ctd style=\"padding:10px 8px;font-weight:600;\"\u003eCartridge life\u003c\/td\u003e\n\u003ctd style=\"padding:10px 8px;\"\u003eAround 40,000 litres filtered\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom:1px solid #e5e5e5;\"\u003e\n\u003ctd style=\"padding:10px 8px;font-weight:600;\"\u003eConnection\u003c\/td\u003e\n\u003ctd style=\"padding:10px 8px;\"\u003eTap or fixed pipework\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:10px 8px;font-weight:600;\"\u003eSetup\u003c\/td\u003e\n\u003ctd style=\"padding:10px 8px;\"\u003eReady to run out of the box\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cdiv style=\"border-left:4px solid #008838;background:#f7f7f7;padding:16px 20px;margin:0 0 24px 0;\"\u003e\n\u003cp style=\"margin:0;font-weight:bold;font-size:16px;\"\u003eCheck your water pressure first\u003c\/p\u003e\n\u003cp style=\"margin:8px 0 0 0;font-size:15px;line-height:1.6;\"\u003eThe 3000 needs \u003cstrong\u003e4 bar \/ 57 PSI minimum\u003c\/strong\u003e and must not exceed \u003cstrong\u003e6 bar \/ 85 PSI\u003c\/strong\u003e. That is a higher requirement than the smaller GrowMax units, so check yours before ordering. Above 6 bar, fit a pressure regulator. Below 4 bar, see the booster pump question below. Cold supply only, maximum 25°C, and protect the unit from frost.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left:4px solid #008838;background:#f7f7f7;padding:16px 20px;margin:0 0 24px 0;\"\u003e\n\u003cp style=\"margin:0 0 8px 0;font-weight:bold;font-size:16px;\"\u003eOn hard water? Check your TDS too\u003c\/p\u003e\n\u003cp style=\"margin:0;font-size:15px;line-height:1.6;\"\u003eGrowMax rate their RO systems for up to \u003cstrong\u003e1000 TDS at 60 PSI\u003c\/strong\u003e, rising to a maximum of \u003cstrong\u003e1500 TDS\u003c\/strong\u003e once pressure is pushed above 60 PSI. The 3000 already wants 4 bar (57 PSI) as a minimum and will run up to 6 bar, so a supply at the top of that window is doing what a booster does on the smaller units. Neither GrowMax booster kit fits this unit, so if your mains will not get you there, see the pressure question below. Whatever the pressure, the higher your incoming TDS the lower the output. Most UK tap water sits well inside 1000, but boreholes and the harder areas do not.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"font-size:20px;font-weight:700;margin:0 0 12px;\"\u003eWhen to change the filters\u003c\/h3\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;font-size:15px;margin:0 0 24px;\"\u003e\n\u003ctr style=\"border-bottom:1px solid #e5e5e5;\"\u003e\n\u003ctd style=\"padding:10px 8px;font-weight:600;width:55%;\"\u003e\u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-3000-membrane\" style=\"color:#008838;\"\u003eRO Membrane (500 GPD)\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:10px 8px;\"\u003e6 months to 2 years, depending on use and input EC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:10px 8px;font-weight:600;\"\u003e\u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-green-coconut-carbon-block-filter-for-growmax-water-3000-ro-system-gmwmaxcarb\" style=\"color:#008838;\"\u003eGreen Coconut Carbon Block Filter\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:10px 8px;\"\u003eEvery 6 months\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3 style=\"font-size:20px;font-weight:700;margin:0 0 12px;\"\u003eFrequently asked questions\u003c\/h3\u003e\n\u003cdetails style=\"border:1px solid #e5e5e5;border-radius:6px;padding:12px 14px;margin:0 0 8px;\"\u003e\u003csummary style=\"font-weight:600;font-size:16px;cursor:pointer;\"\u003eMy pressure is under 4 bar. What do I need?\u003c\/summary\u003e\u003cp style=\"font-size:15px;line-height:1.6;margin:12px 0 0;\"\u003eNot a GrowMax booster kit. Those are made for the smaller units: the \u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-water-booster-pump-kit\" style=\"color:#008838;\"\u003estandard kit\u003c\/a\u003e is specified for the Power Grow 500 and Maxquarium 000, and the \u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-water-high-flow-booster-pump-kit\" style=\"color:#008838;\"\u003eHigh Flow kit\u003c\/a\u003e for the Mega Grow 1000. They shift 0.26 and 0.6 GPM and boost to around 60 PSI, which is neither the flow nor the pressure a 3000 needs.\u003c\/p\u003e\n\u003cp style=\"font-size:15px;line-height:1.6;margin:12px 0 0;\"\u003eWhat you want is a proper mains booster set. The \u003ca href=\"https:\/\/www.thehydrobros.com\/products\/dab-esybox-mini-3-pump\" style=\"color:#008838;\"\u003e\u003cstrong\u003eDAB Esybox Mini 3\u003c\/strong\u003e\u003c\/a\u003e reaches 5.5 bar at up to 70 litres a minute, which sits inside the 3000's 4 to 6 bar window with room to spare. Our \u003ca href=\"https:\/\/www.thehydrobros.com\/products\/clarke-cbp900-1-900w-32m-head-booster-pump\" style=\"color:#008838;\"\u003eClarke CBP900\u003c\/a\u003e and \u003ca href=\"https:\/\/www.thehydrobros.com\/products\/dab-esybox-pop-home-booster-set-220-240v\" style=\"color:#008838;\"\u003eDAB Esybox Pop\u003c\/a\u003e both stop at 3.2 bar, so neither will get you there for this unit.\u003c\/p\u003e\n\u003cp style=\"font-size:15px;line-height:1.6;margin:12px 0 0;\"\u003eNote that DAB units are fed from a break tank or storage cistern rather than straight off the mains, which is what UK water regulations require. Not sure what you have? Send us a photo of your supply and we will tell you.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails style=\"border:1px solid #e5e5e5;border-radius:6px;padding:12px 14px;margin:0 0 8px;\"\u003e\u003csummary style=\"font-weight:600;font-size:16px;cursor:pointer;\"\u003eMy water is over 1000 TDS. Will it still work?\u003c\/summary\u003e\u003cp style=\"font-size:15px;line-height:1.6;margin:12px 0 0;\"\u003eYes, up to a point. GrowMax quote 1000 TDS at 60 PSI and a ceiling of 1500 TDS with pressure above 60 PSI. Because the 3000 runs on a 4 to 6 bar supply, a mains pressure in the upper half of that range is already giving you the headroom a booster gives the smaller units. If yours is at the bottom of the window and your TDS is high, the \u003ca href=\"https:\/\/www.thehydrobros.com\/products\/dab-esybox-mini-3-pump\" style=\"color:#008838;\"\u003eDAB Esybox Mini 3\u003c\/a\u003e is the route. Expect lower output the higher your incoming TDS, whatever you do about pressure.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails style=\"border:1px solid #e5e5e5;border-radius:6px;padding:12px 14px;margin:0 0 8px;\"\u003e\u003csummary style=\"font-weight:600;font-size:16px;cursor:pointer;\"\u003eHow much waste water does it make?\u003c\/summary\u003e\u003cp style=\"font-size:15px;line-height:1.6;margin:12px 0 0;\"\u003eEvery RO unit produces a waste stream, and the ratio depends on your input pressure and water quality. Higher pressure means less waste. Run the drain line to a gully, or catch it for anything that does not need pure water.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails style=\"border:1px solid #e5e5e5;border-radius:6px;padding:12px 14px;margin:0 0 8px;\"\u003e\u003csummary style=\"font-weight:600;font-size:16px;cursor:pointer;\"\u003eWill it get me to 0 PPM?\u003c\/summary\u003e\u003cp style=\"font-size:15px;line-height:1.6;margin:12px 0 0;\"\u003eClose, but not quite. RO removes up to 95% of dissolved solids, so on hard UK water you will land in the low tens of PPM. For true 0 PPM, add a \u003ca href=\"https:\/\/www.thehydrobros.com\/products\/10-de-ionization-filter\" style=\"color:#008838;\"\u003e10\" De-Ionization Filter\u003c\/a\u003e after the RO stage.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails style=\"border:1px solid #e5e5e5;border-radius:6px;padding:12px 14px;margin:0 0 8px;\"\u003e\u003csummary style=\"font-weight:600;font-size:16px;cursor:pointer;\"\u003eCan I leave it running unattended?\u003c\/summary\u003e\u003cp style=\"font-size:15px;line-height:1.6;margin:12px 0 0;\"\u003eFit a \u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-reverse-osmosis-float-kit\" style=\"color:#008838;\"\u003eFloat Kit\u003c\/a\u003e and it shuts off when the tank is full. Without one you need to be there to turn it off, and 125 litres an hour fills a butt quickly.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails style=\"border:1px solid #e5e5e5;border-radius:6px;padding:12px 14px;margin:0 0 24px;\"\u003e\u003csummary style=\"font-weight:600;font-size:16px;cursor:pointer;\"\u003eWhich spares fit this unit?\u003c\/summary\u003e\u003cp style=\"font-size:15px;line-height:1.6;margin:12px 0 0;\"\u003eThe 3000 takes its own 500 GPD membrane and a Green Coconut carbon block, not the 10\" filter packs the smaller units use. Full chart below.\u003c\/p\u003e\u003c\/details\u003e\n\u003cp style=\"font-size:15px;line-height:1.6;margin:0 0 24px;\"\u003e\u003ca href=\"http:\/\/growmaxwater.com\/pdf\/manuals\/GROWMAX%203000\/GrowMax%203000%20Manual_English.pdf\" rel=\"noopener\" target=\"_blank\" style=\"color:#008838;\"\u003eManufacturer's manual (PDF)\u003c\/a\u003e\u003c\/p\u003e\n\u003cdiv style=\"border-left:4px solid #008838;background:#f7f7f7;padding:16px 20px;margin:24px 0 0 0;\"\u003e\n\u003cp style=\"margin:0;font-weight:bold;font-size:16px;\"\u003eGrowMax Compatibility Guide\u003c\/p\u003e\n\u003cp style=\"margin:8px 0 0 0;\"\u003eNot sure which spare part fits your unit? Full compatibility chart below, covering every GrowMax RO system and filter pack we stock.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch;margin:24px 0;\"\u003e\n\u003ctable style=\"width:100%;min-width:900px;border-collapse:collapse;font-size:13px;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background:#1a1a1a;color:#fff;\"\u003e\n\u003cth style=\"padding:8px;text-align:left;\"\u003ePart\u003c\/th\u003e\n\u003cth style=\"padding:8px;text-align:center;\"\u003e\u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-power-grow-500-l-d-reverse-osmosis\" style=\"color:#8fd19e;\"\u003ePower Grow 500\u003c\/a\u003e\u003c\/th\u003e\n\u003cth style=\"padding:8px;text-align:center;\"\u003e\u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-mega-grow-1000-l-d-reverse-osmosis\" style=\"color:#8fd19e;\"\u003eMega Grow 1000\u003c\/a\u003e\u003c\/th\u003e\n\u003cth style=\"padding:8px;text-align:center;\"\u003e\u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-maxquarium-000ppm-ro-filter-unit-500-lday\" style=\"color:#8fd19e;\"\u003eMaxquarium 000\u003c\/a\u003e\u003c\/th\u003e\n\u003cth style=\"padding:8px;text-align:center;\"\u003e\u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-water-max-700-l-d-reverse-osmosis\" style=\"color:#8fd19e;\"\u003eWater Max 700\u003c\/a\u003e\u003c\/th\u003e\n\u003cth style=\"padding:8px;text-align:center;\"\u003eWater 3000 (this unit)\u003c\/th\u003e\n\u003cth style=\"padding:8px;text-align:center;\"\u003e\u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-garden-grow-filter-unit-480-lh\" style=\"color:#8fd19e;\"\u003eGarden Grow\u003c\/a\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-replacement-filter-packs\"\u003e10\" Filter Pack (carbon + sediment)\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e?\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-mega-grow-1000-replacement-filter-pack\"\u003eMega Grow 1000 Filter Pack (2x carbon)\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003ca href=\"https:\/\/www.thehydrobros.com\/products\/reverse-osmosis-membrane-150-gpd\"\u003eRO Membrane 150 GPD\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e?\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#fff3d6;\"\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-3000-membrane\"\u003e\u003cstrong\u003e3000 Membrane (500 GPD)\u003c\/strong\u003e\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e\u003cstrong\u003e✓\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#fff3d6;\"\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-green-coconut-carbon-block-filter-for-growmax-water-3000-ro-system-gmwmaxcarb\"\u003e\u003cstrong\u003eGreen Coconut Carbon Block Filter\u003c\/strong\u003e\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e\u003cstrong\u003e✓\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003ca href=\"https:\/\/www.thehydrobros.com\/products\/10-de-ionization-filter\"\u003e10\" De-Ionization Filter\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-10-de-ionization-filter-kit\"\u003e10\" De-Ionization Filter Kit\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-water-booster-pump-kit\"\u003eBooster Pump Kit\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-water-high-flow-booster-pump-kit\"\u003eHigh Flow Booster Pump Kit\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-reverse-osmosis-float-kit\"\u003eRO Float Kit\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e?\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-replacement-tubing\"\u003e1\/4\" Black Drain Tubing\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e?\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e?\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-replacement-tubing\"\u003e3\/8\" Blue Feed Tubing\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e?\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size:12px;color:#666;margin:0 0 20px 0;\"\u003e✓ compatible · — not compatible \/ not applicable · ? not confirmed by GrowMax, check before ordering\u003c\/p\u003e","brand":"GROWMAX","offers":[{"title":"Default Title","offer_id":39764231553208,"sku":"1676","price":939.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0561\/9092\/7032\/products\/growmax-water-pump-growmax-pro-ro-3000-3000-l-d-reverse-osmosis-clearance-the-hydro-1254944208.png?v=1787477414"},{"product_id":"growmax-replacement-filter-packs","title":"GrowMax 10\" Replacement Filter Pack","description":"\u003cp\u003eGrowmax - Replacement Filter Pack\u003c\/p\u003e\n\u003cp\u003eThis filter replaces the cartridges used in the following Growmax filters: \u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-water-eco-grow-240lph-water-filter\"\u003eEco Grow\u003c\/a\u003e, \u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-power-grow-500-l-d-reverse-osmosis\"\u003ePower Grow 500\u003c\/a\u003e, \u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-mega-grow-1000-l-d-reverse-osmosis\"\u003eMega Grow 1000\u003c\/a\u003e and \u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-maxquarium-000ppm-ro-filter-unit-500-lday\"\u003eMaxquarium 000\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003eThe Growmax replacement filter pack comes with a green carbon block filter and a 5-micron sediment filter.\u003c\/p\u003e\n\u003cp\u003eIt comes with a 5-micron sediment filter. It also includes a green carbon block filter. For use with Growmax filtration systems Compatible with the following Growmax products: \u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-water-eco-grow-240lph-water-filter\"\u003eEco Grow\u003c\/a\u003e, Power Grow 500, Mega Grow 1000 and Maxquarium\u003c\/p\u003e\n\n\u003cdiv style=\"border-left:4px solid #008838;background:#f7f7f7;padding:16px 20px;margin:24px 0;\"\u003e\n\u003cp style=\"margin:0 0 8px 0;font-weight:bold;font-size:16px;\"\u003eRunning a Mega Grow 1000?\u003c\/p\u003e\n\u003cp style=\"margin:0;\"\u003eThis standard pack works fine, but if you'd rather match the unit's higher flow rate with extra carbon capacity, see the \u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-mega-grow-1000-replacement-filter-pack\" style=\"color:#008838;text-decoration:underline;\"\u003eMega Grow 1000 Replacement Filter Pack\u003c\/a\u003e, which carries a second carbon filter.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"border-left:4px solid #008838;background:#f7f7f7;padding:16px 20px;margin:24px 0;\"\u003e\n\u003cp style=\"margin:0 0 8px 0;font-weight:bold;font-size:16px;\"\u003eOnly Need The Carbon Stage?\u003c\/p\u003e\n\u003cp style=\"margin:0;\"\u003eIf your sediment filter still has life left, you can replace just the carbon filter on its own with the \u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-10-replacement-green-carbon-filter\" style=\"color:#008838;text-decoration:underline;\"\u003e10\" Replacement Green Carbon Filter\u003c\/a\u003e.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"border-left:4px solid #008838;background:#f7f7f7;padding:16px 20px;margin:24px 0 0 0;\"\u003e\n\u003cp style=\"margin:0;font-weight:bold;font-size:16px;\"\u003eGrowMax Compatibility Guide\u003c\/p\u003e\n\u003cp style=\"margin:8px 0 0 0;\"\u003eNot sure which spare part fits your unit? Full compatibility chart below, covering every GrowMax RO system and filter pack we stock.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch;margin:24px 0;\"\u003e\n\u003ctable style=\"width:100%;min-width:900px;border-collapse:collapse;font-size:13px;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background:#1a1a1a;color:#fff;\"\u003e\n\u003cth style=\"padding:8px;text-align:left;\"\u003ePart\u003c\/th\u003e\n\u003cth style=\"padding:8px;text-align:center;\"\u003e\u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-power-grow-500-l-d-reverse-osmosis\" style=\"color:#8fd19e;\"\u003ePower Grow 500\u003c\/a\u003e\u003c\/th\u003e\n\u003cth style=\"padding:8px;text-align:center;\"\u003e\u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-mega-grow-1000-l-d-reverse-osmosis\" style=\"color:#8fd19e;\"\u003eMega Grow 1000\u003c\/a\u003e\u003c\/th\u003e\n\u003cth style=\"padding:8px;text-align:center;\"\u003e\u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-maxquarium-000ppm-ro-filter-unit-500-lday\" style=\"color:#8fd19e;\"\u003eMaxquarium 000\u003c\/a\u003e\u003c\/th\u003e\n\u003cth style=\"padding:8px;text-align:center;\"\u003e\u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-water-max-700-l-d-reverse-osmosis\" style=\"color:#8fd19e;\"\u003eWater Max 700\u003c\/a\u003e\u003c\/th\u003e\n\u003cth style=\"padding:8px;text-align:center;\"\u003e\u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-pro-3000-3000-l-d-reverse-osmosis\" style=\"color:#8fd19e;\"\u003eWater 3000\u003c\/a\u003e\u003c\/th\u003e\n\u003cth style=\"padding:8px;text-align:center;\"\u003e\u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-garden-grow-filter-unit-480-lh\" style=\"color:#8fd19e;\"\u003eGarden Grow\u003c\/a\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background:#fff3d6;\"\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003cstrong\u003e10\" Filter Pack (this product)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e?\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-mega-grow-1000-replacement-filter-pack\"\u003eMega Grow 1000 Filter Pack (2x carbon)\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003ca href=\"https:\/\/www.thehydrobros.com\/products\/reverse-osmosis-membrane-150-gpd\"\u003eRO Membrane 150 GPD\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e?\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-3000-membrane\"\u003e3000 Membrane (500 GPD)\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-green-coconut-carbon-block-filter-for-growmax-water-3000-ro-system-gmwmaxcarb\"\u003eGreen Coconut Carbon Block Filter\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003ca href=\"https:\/\/www.thehydrobros.com\/products\/10-de-ionization-filter\"\u003e10\" De-Ionization Filter\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-10-de-ionization-filter-kit\"\u003e10\" De-Ionization Filter Kit\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-water-booster-pump-kit\"\u003eBooster Pump Kit\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-water-high-flow-booster-pump-kit\"\u003eHigh Flow Booster Pump Kit\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-reverse-osmosis-float-kit\"\u003eRO Float Kit\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e?\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-replacement-tubing\"\u003e1\/4\" Black Drain Tubing\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e?\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e?\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-replacement-tubing\"\u003e3\/8\" Blue Feed Tubing\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e?\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;text-align:center;\"\u003e✓\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size:12px;color:#666;margin:0 0 20px 0;\"\u003e✓ compatible · — not compatible \/ not applicable · ? not confirmed by GrowMax, check before ordering\u003c\/p\u003e","brand":"GROWMAX","offers":[{"title":"Default Title","offer_id":39765749694648,"sku":"2670","price":24.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0561\/9092\/7032\/products\/growmax-water-pump-growmax-10-replacement-filter-pack-the-hydro-bros-1254944100.jpg?v=1787468772"},{"product_id":"growmax-3000-membrane","title":"GrowMax 3000 Replacement Membrane","description":"\u003cp\u003eHigh Flow Reverse Osmosis Membrane 500 GPD.\u003c\/p\u003e\n\u003cp\u003eMake sure to change your filter membrane every 6 months to 2 years (depending on usage and input EC level), and the \u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-green-coconut-carbon-block-filter-growmax-water-3000-gmwmaxcarb\" style=\"color:#2f5f46;\"\u003ecarbon block filter\u003c\/a\u003e every 6 months.\u003c\/p\u003e","brand":"GROWMAX","offers":[{"title":"Default Title","offer_id":39765764407480,"sku":"3924","price":240.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0561\/9092\/7032\/products\/growmax-water-pump-growmax-3000-replacement-membrane-the-hydro-bros-1254944095.png?v=1787468716"},{"product_id":"growmax-replacement-tubing","title":"GrowMax Reverse Osmosis Replacement Tubing","description":"\u003cp\u003eBlack 1\/4\" is used for drain connection with \u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-power-grow-500-l-d-reverse-osmosis\" style=\"color:#008838;\"\u003ePOWER GROW\u003c\/a\u003e, \u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-mega-grow-1000-l-d-reverse-osmosis\" style=\"color:#008838;\"\u003eMEGA GROW\u003c\/a\u003e, \u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-maxquarium-000ppm-ro-filter-unit-500-lday\" style=\"color:#008838;\"\u003eMAXQUARIUM\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003eBlue 1\/4\" is used with \u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-water-eco-grow-240lph-water-filter\" style=\"color:#008838;\"\u003eECO GROW 240\u003c\/a\u003e and outlet reverse osmosis.\u003c\/p\u003e\n\u003cp\u003eWhite 1\/2\" is used with \u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-pro-3000-3000-l-d-reverse-osmosis\" style=\"color:#008838;\"\u003eGROWMAX 3000\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003eBlue 3\/8\" tubing is used with: \u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-garden-grow-filter-unit-480-lh\" style=\"color:#008838;\"\u003eGARDEN GROW\u003c\/a\u003e, \u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-power-grow-500-l-d-reverse-osmosis\" style=\"color:#008838;\"\u003ePOWER GROW\u003c\/a\u003e, \u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-mega-grow-1000-l-d-reverse-osmosis\" style=\"color:#008838;\"\u003eMEGA GROW\u003c\/a\u003e, \u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-maxquarium-000ppm-ro-filter-unit-500-lday\" style=\"color:#008838;\"\u003eMAXQUARIUM\u003c\/a\u003e and \u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-pro-3000-3000-l-d-reverse-osmosis\" style=\"color:#008838;\"\u003eGROWMAX 3000\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003eCheck your unit's connection size and colour before ordering to make sure you get the right one.\u003c\/p\u003e","brand":"GROWMAX","offers":[{"title":"1\/4 Inch Black Tubing (10 Meter Length) (TUB14BK)","offer_id":53578808689013,"sku":"2624","price":8.99,"currency_code":"GBP","in_stock":true},{"title":"3\/8 Inch Blue Tubing (10 Meter Length) (TUB38BL)","offer_id":53578808721781,"sku":"2625","price":15.5,"currency_code":"GBP","in_stock":true},{"title":"1\/2 Inch White Tubing (5 Meter Length) (TUB12WH)","offer_id":57592583160181,"sku":"13528","price":12.99,"currency_code":"GBP","in_stock":true},{"title":"1\/4 Inch Blue Tubing (10 Meter Length) (TUB14BL)","offer_id":57592583192949,"sku":"13529","price":8.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0561\/9092\/7032\/files\/growmax-water-pump-growmax-replacement-pipe-the-hydro-bros-1254944096.jpg?v=1787468654"},{"product_id":"growmax-maxquarium-000ppm-ro-filter-unit-500-lday","title":"GrowMax Maxquarium 000ppm Reverse Osmosis Filter Unit | 500 L\/Day","description":"\u003cp style=\"font-size:16px;line-height:1.6;margin:0 0 16px;\"\u003eProduces up to \u003cstrong\u003e500 litres a day\u003c\/strong\u003e, around 20 litres an hour, of ultra pure water. Built to get you to \u003cstrong\u003e000 PPM\u003c\/strong\u003e, so it suits aquariums as well as growing.\u003c\/p\u003e\n\u003ch3 style=\"font-size:20px;font-weight:700;margin:0 0 12px;\"\u003eWhat it does\u003c\/h3\u003e\n\u003cul style=\"font-size:16px;line-height:1.8;margin:0 0 24px;padding-left:20px;\"\u003e\n\u003cli\u003eGets you to an EC of \u003cstrong\u003e000 PPM\u003c\/strong\u003e with the DI stage included\u003c\/li\u003e\n\u003cli\u003eRemoves up to 95% of mineral salts and heavy metals, and the DI filter takes out the rest\u003c\/li\u003e\n\u003cli\u003eRemoves up to 99% of chlorine\u003c\/li\u003e\n\u003cli\u003eFilters sediment above 5 microns\u003c\/li\u003e\n\u003cli\u003eSteadier pH and better nutrient performance\u003c\/li\u003e\n\u003cli\u003eProtects the beneficial microbes in your substrate\u003c\/li\u003e\n\u003cli\u003eKeeps algae down and pH stable in an aquarium\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp style=\"font-size:15px;line-height:1.6;margin:0 0 24px;\"\u003eRemoves or reduces mineral salts, heavy metals, chloramines, nitrates, nitrites, sediment, sand, oxides, herbicides, pesticides and volatile organic pollutants including benzene, oils, trihalomethanes, detergents and PCBs.\u003c\/p\u003e\n\u003cdiv style=\"border-left:4px solid #008838;background:#f7f7f7;padding:16px 20px;margin:0 0 24px 0;\"\u003e\n\u003cp style=\"margin:0 0 8px 0;font-weight:bold;font-size:16px;\"\u003eOn hard water? Check your TDS first\u003c\/p\u003e\n\u003cp style=\"margin:0;font-size:15px;line-height:1.6;\"\u003eGrowMax rate their RO systems for up to \u003cstrong\u003e1000 TDS at 60 PSI\u003c\/strong\u003e. Above that you need the \u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-water-booster-pump-kit\" style=\"color:#008838;\"\u003eBooster Pump Kit\u003c\/a\u003e to push pressure past 60 PSI, which takes the unit to a maximum of \u003cstrong\u003e1500 TDS\u003c\/strong\u003e. The higher your incoming TDS, the lower the output, whatever the pressure. Most UK tap water sits well inside 1000, but boreholes and the harder areas do not.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"font-size:20px;font-weight:700;margin:0 0 12px;\"\u003eFilters and when to change them\u003c\/h3\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;font-size:15px;margin:0 0 24px;\"\u003e\n\u003ctr style=\"border-bottom:1px solid #e5e5e5;\"\u003e\n\u003ctd style=\"padding:10px 8px;font-weight:600;width:48%;\"\u003e\u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-replacement-filter-packs\" style=\"color:#008838;\"\u003e10\" Filter Pack\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:10px 8px;\"\u003eEvery 4,000 litres\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom:1px solid #e5e5e5;\"\u003e\n\u003ctd style=\"padding:10px 8px;font-weight:600;\"\u003e\u003ca href=\"https:\/\/www.thehydrobros.com\/products\/reverse-osmosis-membrane-150-gpd\" style=\"color:#008838;\"\u003eRO Membrane 150 GPD\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:10px 8px;\"\u003eWhen EC rises or output drops\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:10px 8px;font-weight:600;\"\u003e\u003ca href=\"https:\/\/www.thehydrobros.com\/products\/10-de-ionization-filter\" style=\"color:#008838;\"\u003e10\" De-Ionization Filter\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:10px 8px;\"\u003eWhen EC rises or output drops\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cdiv style=\"border-left:4px solid #008838;background:#f7f7f7;padding:16px 20px;margin:0 0 24px 0;\"\u003e\n\u003cp style=\"margin:0 0 8px 0;font-weight:bold;font-size:16px;\"\u003eLow water pressure?\u003c\/p\u003e\n\u003cp style=\"margin:0;font-size:15px;line-height:1.6;\"\u003eThis unit needs 40 PSI minimum. If yours is under, the \u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-water-booster-pump-kit\" style=\"color:#008838;\"\u003eBooster Pump Kit\u003c\/a\u003e is the one specified for it. If you have not bought a unit yet, the \u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-water-max-700-l-d-reverse-osmosis\" style=\"color:#008838;\"\u003eMax Pump 700\u003c\/a\u003e has a pump built in and needs no kit.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"GROWMAX","offers":[{"title":"Default Title","offer_id":40712693547192,"sku":"5382","price":251.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0561\/9092\/7032\/products\/growmax-water-pump-growmax-maxquarium-000ppm-r-o-filter-unit-500-l-day-the-hydro-1254942815.jpg?v=1787388913"},{"product_id":"reverse-osmosis-membrane-150-gpd","title":"GrowMax Reverse Osmosis Membrane, 150 GPD","description":"\u003cp\u003eHigh Flow Reverse Osmosis membrane 150 GPD - Removes or reduces up to 95% of all mineral salts and heavy metals from tap water.\u003c\/p\u003e\n\u003cp\u003eValid for Power Grow 500, Mega Grow 1000 and Maxquarium 000 PPM.\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eMake sure to change your filters membrane every 6 months to 2 Years (depending on usage and input EC level) and the carbon filter every 6 months.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"GROWMAX","offers":[{"title":"Default Title","offer_id":42434718236887,"sku":"6132","price":68.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0561\/9092\/7032\/products\/growmax-water-pump-reverse-osmosis-membrane-150-gpd-the-hydro-bros-1254942519.jpg?v=1787375593"},{"product_id":"10-de-ionization-filter","title":"GrowMax 10\" De-Ionization Filter","description":"\u003cp\u003e\u003cspan\u003eRemove 100% salts from Reverse Osmosis water. Change when necessary or depending on the quality of the water needed. Valid for 10\" De‑Ionization Filter Kit and Maxquarium 000 PPM.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThe GrowMax 10\" Deionization Filter is a water filtration system designed to remove impurities from water used in hydroponic and other indoor growing applications. The filter uses a process called deionization, which removes dissolved minerals and other impurities from the water, resulting in ultra-pure water that is ideal for plant growth.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow it works\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe filter is made up of a high-quality resin bed that contains charged ions, which attract and trap impurities as water passes through the filter. The filter can remove up to 99% of all impurities, including minerals, heavy metals, and other contaminants that can be harmful to plants.\u003c\/p\u003e","brand":"GROWMAX","offers":[{"title":"Default Title","offer_id":42568495136983,"sku":"6157","price":45.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0561\/9092\/7032\/files\/growmax-water-pump-growmax-10-de-ionization-filter-the-hydro-bros-1254942391.png?v=1787366833"},{"product_id":"growmax-water-booster-pump-kit","title":"GrowMax Water Booster Pump Kit","description":"\u003cp style=\"font-size:16px;line-height:1.6;margin:0 0 16px;\"\u003eOptimise your system by raising the inlet water pressure and cutting the amount of wastewater. Recommended where inlet pressure is below 40 PSI (3 kg\/cm²). Boosts to 60+ PSI (4 kg\/cm²). Easy connection.\u003c\/p\u003e\n\u003cdiv style=\"border-left:4px solid #008838;background:#f7f7f7;padding:16px 20px;margin:0 0 24px 0;\"\u003e\n\u003cp style=\"margin:0 0 10px 0;font-weight:bold;font-size:16px;\"\u003eWhich units does this fit?\u003c\/p\u003e\n\u003cp style=\"margin:0 0 6px 0;font-size:15px;line-height:1.6;\"\u003e\u003cstrong\u003eYes:\u003c\/strong\u003e \u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-power-grow-500-l-d-reverse-osmosis\" style=\"color:#008838;\"\u003ePower Grow 500\u003c\/a\u003e and \u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-maxquarium-000ppm-ro-filter-unit-500-lday\" style=\"color:#008838;\"\u003eMaxquarium 000 PPM\u003c\/a\u003e. That is GrowMax's own compatibility statement, not ours.\u003c\/p\u003e\n\u003cp style=\"margin:0 0 6px 0;font-size:15px;line-height:1.6;\"\u003e\u003cstrong\u003eNo:\u003c\/strong\u003e the \u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-mega-grow-1000-l-d-reverse-osmosis\" style=\"color:#008838;\"\u003eMega Grow 1000\u003c\/a\u003e takes the \u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-water-high-flow-booster-pump-kit\" style=\"color:#008838;\"\u003eHigh Flow kit\u003c\/a\u003e instead.\u003c\/p\u003e\n\u003cp style=\"margin:0;font-size:15px;line-height:1.6;\"\u003e\u003cstrong\u003eNo:\u003c\/strong\u003e the \u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-pro-3000-3000-l-d-reverse-osmosis\" style=\"color:#008838;\"\u003ePro RO 3000\u003c\/a\u003e. It needs 4 bar minimum and far more feed flow than this kit moves. Neither GrowMax kit will run one.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"font-size:20px;font-weight:700;margin:0 0 12px;\"\u003eTwo reasons to fit one\u003c\/h3\u003e\n\u003cp style=\"font-size:16px;line-height:1.6;margin:0 0 12px;\"\u003e\u003cstrong\u003e1. Low mains pressure.\u003c\/strong\u003e Under 40 PSI an RO unit will trickle, waste more water and wear the membrane faster. This brings it up to where it should be.\u003c\/p\u003e\n\u003cp style=\"font-size:16px;line-height:1.6;margin:0 0 24px;\"\u003e\u003cstrong\u003e2. Hard water.\u003c\/strong\u003e GrowMax rate their RO systems for up to \u003cstrong\u003e1000 TDS at 60 PSI\u003c\/strong\u003e. Push past 60 PSI with this kit and they handle a maximum of \u003cstrong\u003e1500 TDS\u003c\/strong\u003e. If your supply is over 1000 TDS, this is not an upgrade, it is what makes the unit work properly.\u003c\/p\u003e\n\u003cp style=\"font-size:15px;line-height:1.6;margin:0 0 16px;\"\u003eIf your mains is low and you have not bought a unit yet, the \u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-water-max-700-l-d-reverse-osmosis\" style=\"color:#008838;\"\u003eMax Pump 700\u003c\/a\u003e has a pressure pump built in, so it needs no kit at all.\u003c\/p\u003e\n\u003cp style=\"font-size:15px;line-height:1.6;margin:0;\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0561\/9092\/7032\/files\/BOOSTER_PUMP_KIT_INSTALL_MANUAL_THE_HYDRO_BROS.pdf?v=1660747518\" style=\"color:#008838;\"\u003eInstallation instructions (PDF)\u003c\/a\u003e\u003c\/p\u003e","brand":"GROWMAX","offers":[{"title":"Default Title","offer_id":43127909810391,"sku":"7066","price":97.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0561\/9092\/7032\/products\/growmax-water-pump-growmax-water-booster-pump-kit-the-hydro-bros-1254951688.png?v=1787323453"},{"product_id":"growmax-reverse-osmosis-float-kit","title":"GrowMax Reverse Osmosis Float Kit","description":"\u003cp\u003eSure that in some occasion you've forgotten to close the faucet and the water has overflowed from the water tank, because you didn't realize it was full. You are neither the first nor the only one that has been seen in this situation.\u003c\/p\u003e\n\u003cp\u003eYou can avoid this and forget this problem by installing this kit in your tank, which also causes the osmosis system to stop producing water when the tank is full and in the case of using the Pressure Pump Kit, it will also stop until the system produces water again.\u003c\/p\u003e\n\u003cp\u003eValid for: Power Grow 500, Mega Grow 1000, Maxquarium 000 PPM and Growmax 3000.\u003c\/p\u003e","brand":"GROWMAX","offers":[{"title":"Default Title","offer_id":43391799853271,"sku":"7221","price":26.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0561\/9092\/7032\/products\/growmax-water-pump-growmax-reverse-osmosis-float-kit-the-hydro-bros-1254951595.jpg?v=1787309352"},{"product_id":"growmax-water-high-flow-booster-pump-kit","title":"GrowMax Water High Flow Booster Pump Kit","description":"\u003cp style=\"font-size:16px;line-height:1.6;margin:0 0 16px;\"\u003eOptimise your system by raising the inlet water pressure and cutting the amount of wastewater. Recommended where inlet pressure is below 40 PSI (3 kg\/cm²). Boosts to 60+ PSI (4 kg\/cm²). Once fitted, the rate of water production goes up.\u003c\/p\u003e\n\u003cdiv style=\"border-left:4px solid #008838;background:#f7f7f7;padding:16px 20px;margin:0 0 24px 0;\"\u003e\n\u003cp style=\"margin:0 0 10px 0;font-weight:bold;font-size:16px;\"\u003eWhich units does this fit?\u003c\/p\u003e\n\u003cp style=\"margin:0 0 6px 0;font-size:15px;line-height:1.6;\"\u003e\u003cstrong\u003eYes:\u003c\/strong\u003e the \u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-mega-grow-1000-l-d-reverse-osmosis\" style=\"color:#008838;\"\u003eMega Grow 1000\u003c\/a\u003e. That is GrowMax's own compatibility statement, not ours.\u003c\/p\u003e\n\u003cp style=\"margin:0 0 6px 0;font-size:15px;line-height:1.6;\"\u003e\u003cstrong\u003eNo:\u003c\/strong\u003e the \u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-power-grow-500-l-d-reverse-osmosis\" style=\"color:#008838;\"\u003ePower Grow 500\u003c\/a\u003e and \u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-maxquarium-000ppm-ro-filter-unit-500-lday\" style=\"color:#008838;\"\u003eMaxquarium 000 PPM\u003c\/a\u003e take the \u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-water-booster-pump-kit\" style=\"color:#008838;\"\u003estandard kit\u003c\/a\u003e instead.\u003c\/p\u003e\n\u003cp style=\"margin:0;font-size:15px;line-height:1.6;\"\u003e\u003cstrong\u003eNo:\u003c\/strong\u003e the \u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-pro-3000-3000-l-d-reverse-osmosis\" style=\"color:#008838;\"\u003ePro RO 3000\u003c\/a\u003e. It needs 4 bar minimum and far more feed flow than this kit moves at 0.6 GPM. Neither GrowMax kit will run one.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"font-size:20px;font-weight:700;margin:0 0 12px;\"\u003eTwo reasons to fit one\u003c\/h3\u003e\n\u003cp style=\"font-size:16px;line-height:1.6;margin:0 0 12px;\"\u003e\u003cstrong\u003e1. Low mains pressure.\u003c\/strong\u003e Under 40 PSI the Mega Grow will trickle, waste more water and wear its membrane faster. This brings it up to where it should be.\u003c\/p\u003e\n\u003cp style=\"font-size:16px;line-height:1.6;margin:0 0 24px;\"\u003e\u003cstrong\u003e2. Hard water.\u003c\/strong\u003e GrowMax rate their RO systems for up to \u003cstrong\u003e1000 TDS at 60 PSI\u003c\/strong\u003e. Push past 60 PSI with this kit and they handle a maximum of \u003cstrong\u003e1500 TDS\u003c\/strong\u003e. Over 1000 TDS on your supply, this is not an upgrade, it is what makes the unit work properly.\u003c\/p\u003e\n\u003ch3 style=\"font-size:20px;font-weight:700;margin:0 0 12px;\"\u003eAlso worth knowing\u003c\/h3\u003e\n\u003cul style=\"font-size:16px;line-height:1.8;margin:0 0 24px;padding-left:20px;\"\u003e\n\u003cli\u003eSpeeds up water production\u003c\/li\u003e\n\u003cli\u003eCan be automated, as the kit includes a shut off valve. Only use that if you also fit the \u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-reverse-osmosis-float-kit\" style=\"color:#008838;\"\u003eFloat Valve Kit\u003c\/a\u003e, sold separately\u003c\/li\u003e\n\u003cli\u003eFull instructions are included in the box\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp style=\"font-size:15px;line-height:1.6;margin:0;\"\u003eIf your mains is low and you have not bought a unit yet, the \u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-water-max-700-l-d-reverse-osmosis\" style=\"color:#008838;\"\u003eMax Pump 700\u003c\/a\u003e has a pressure pump built in, so it needs no kit at all.\u003c\/p\u003e","brand":"GROWMAX","offers":[{"title":"Default Title","offer_id":43473460363479,"sku":"7304","price":129.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0561\/9092\/7032\/products\/growmax-water-pump-growmax-water-high-flow-booster-pump-kit-the-hydro-bros-1254951555.jpg?v=1787304732"},{"product_id":"growmax-garden-grow-filter-unit-480-lh","title":"GrowMax Garden Grow Filter Unit | 480 LPH (11,520 L\/Day)","description":"\u003cp\u003eHigh Capacity 2 Stage Water Filter System with optimum flow for garden use. Eliminates up to 99% of chlorine and reduces sediment down to 5 microns, immediately.\u003c\/p\u003e\n\u003cp\u003eWhat you get: One 5 microns Sediment Filter, 1 High Capacity Green Carbon Block Filter, an installation Kit with 3 meters of blue pipe, wrench to change the Filters.\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0561\/9092\/7032\/files\/GARDEN_GROW_English.pdf?v=1670602474\"\u003eInstructions here\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eIf you're looking to grow medicinal-grade herbs, then you're going to need to ensure that you're not adding unwanted chemicals to your nutrient regime. Contaminants often found in tap water are generally only found in low concentrations. However, over time, the concentrations of these contaminants can build up in the substrate and cause problems. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eFor a truly clean \u0026amp; clear end-product, you should filter your water before adding it to your reservoir. Growmax filtering systems remove chlorine, herbicides, pesticides and volatile organic contaminants. With purer water, you'll experience much less pH fluctuation and the beneficial micro-organisms in your substrate will also have a much easier time colonising the root mass. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eGrowmax systems are incredibly easy to use – just connect up an inlet and outlet pipe and you're away. Adding a filtering system is a real no-brainer, and something that everybody should be doing to improve the quality of their end product.\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eEliminates up to 99% of Chlorine\u003c\/li\u003e\n\u003cli\u003eStrengthens roots, healthier plants.\u003c\/li\u003e\n\u003cli\u003eIt improves fertilizer performance and protects beneficial microorganisms in your soil.\u003c\/li\u003e\n\u003cli\u003eIdeal for organic crops.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eREMOVES: Chlorine, Sediment, Dirt, Rust, Oxidation, Herbicides and Pesticides, Volatile Organic Contaminants (Chemical Contaminants, Benzenes, Toluene, Oils, THM's, Detergents, PCB's)\u003c\/p\u003e\n\n\u003cdiv style=\"border-left:4px solid #008838;background:#f7f7f7;padding:16px 20px;margin:24px 0;\"\u003e\n\u003cp style=\"margin:0 0 8px 0;font-weight:bold;font-size:16px;\"\u003eDue a Filter Change?\u003c\/p\u003e\n\u003cp style=\"margin:0;\"\u003eGet the correctly-sized \u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-garden-grow-replacement-filters\" style=\"color:#008838;\"\u003eGarden Grow Replacement Filters\u003c\/a\u003e, matched to this unit specifically.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"GROWMAX","offers":[{"title":"Default Title","offer_id":43538219008215,"sku":"7427","price":144.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0561\/9092\/7032\/products\/growmax-water-pump-growmax-garden-grow-filter-unit-11-520-l-d-480-lph-the-hydro-bros-1254951531.jpg?v=1787328312"},{"product_id":"growmax-10-de-ionization-filter-kit","title":"GrowMax 10\" De-Ionization Filter Kit","description":"\u003cp\u003e\u003cspan\u003eDe-Ionizer Filter Kit designed to be connected directly into the Osmosis water pipe(product water) of your reverse osmosis system, when you want to obtain an ultra-pure water of 000 ppm or 0.0 EC.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eRemove 100% salts from Reverse Osmosis water. Change when necessary or depending on the quality of the water needed. Valid for 10\" De‑Ionization Filter Kit and Maxquarium 000 PPM.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThe GrowMax 10\" Deionization Filter is a water filtration system designed to remove impurities from water used in hydroponic and other indoor growing applications. The filter uses a process called deionization, which removes dissolved minerals and other impurities from the water, resulting in ultra-pure water that is ideal for plant growth.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow it works\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe filter is made up of a high-quality resin bed that contains charged ions, which attract and trap impurities as water passes through the filter. The filter can remove up to 99% of all impurities, including minerals, heavy metals, and other contaminants that can be harmful to plants.\u003c\/p\u003e","brand":"GROWMAX","offers":[{"title":"Default Title","offer_id":55141997248885,"sku":"11346","price":80.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0561\/9092\/7032\/files\/growmax-water-pump-growmax-10-de-ionization-filter-kit-the-hydro-bros-1254948969.jpg?v=1787177054"},{"product_id":"growmax-water-max-700-l-d-reverse-osmosis","title":"GrowMax Max Pump 700 Reverse Osmosis System | 700 L\/Day with Built-In Pressure Pump","description":"\u003cp style=\"font-size:16px;line-height:1.6;margin:0 0 16px;\"\u003eThe \u003cstrong\u003eGrowMax Max Pump 700\u003c\/strong\u003e delivers up to \u003cstrong\u003e700 litres a day\u003c\/strong\u003e, around 30 litres an hour, of ultra-pure water. Suited to medium grows, hydroponic setups and garden use.\u003c\/p\u003e\n\u003cdiv style=\"border-left:4px solid #008838;background:#f7f7f7;padding:16px 20px;margin:0 0 24px 0;\"\u003e\n\u003cp style=\"margin:0 0 8px 0;font-weight:bold;font-size:16px;\"\u003eGot low mains pressure? This is the one.\u003c\/p\u003e\n\u003cp style=\"margin:0;font-size:15px;line-height:1.6;\"\u003eThe Max Pump 700 has a \u003cstrong\u003epressure pump built in\u003c\/strong\u003e, which is what the name refers to. It holds pressure across the membrane on supplies that would leave other RO units struggling, so there is no separate \u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-water-booster-pump-kit\" style=\"color:#008838;\"\u003ebooster kit\u003c\/a\u003e to buy and nothing extra to plumb in. Every other GrowMax RO unit relies on your mains pressure alone.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"font-size:20px;font-weight:700;margin:0 0 12px;\"\u003eWhy choose it\u003c\/h3\u003e\n\u003cul style=\"font-size:16px;line-height:1.8;margin:0 0 24px;padding-left:20px;\"\u003e\n\u003cli\u003eUp to \u003cstrong\u003e700 L\/day\u003c\/strong\u003e of purified water\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntegrated pressure pump\u003c\/strong\u003e, so low mains pressure is not a barrier\u003c\/li\u003e\n\u003cli\u003eEfficient roughly 1.5:1 waste to pure ratio. Every 2.5 litres in gives you 1.5 litres pure and 1 litre waste\u003c\/li\u003e\n\u003cli\u003eRemoves up to \u003cstrong\u003e95% of salts and heavy metals\u003c\/strong\u003e and up to \u003cstrong\u003e99% of chlorine\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eFilters sediment down to 5 microns\u003c\/li\u003e\n\u003cli\u003eIndoor or outdoor install\u003c\/li\u003e\n\u003cli\u003eSteadier pH, better nutrient performance, healthier microbial life in the root zone\u003c\/li\u003e\n\u003cli\u003eAdd the \u003ca href=\"https:\/\/www.thehydrobros.com\/products\/10-de-ionization-filter-kit\" style=\"color:#008838;\"\u003eDe-Ionization Kit\u003c\/a\u003e for near zero TDS\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 style=\"font-size:20px;font-weight:700;margin:0 0 12px;\"\u003eWhat it removes\u003c\/h3\u003e\n\u003cul style=\"font-size:16px;line-height:1.8;margin:0 0 24px;padding-left:20px;\"\u003e\n\u003cli\u003eSalts, heavy metals, chlorine and chloramine\u003c\/li\u003e\n\u003cli\u003eNitrates and nitrites\u003c\/li\u003e\n\u003cli\u003eDirt, rust and sediment\u003c\/li\u003e\n\u003cli\u003eHerbicides, pesticides and VOCs including benzene, oils, detergents and PCBs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 style=\"font-size:20px;font-weight:700;margin:0 0 12px;\"\u003eSpecification\u003c\/h3\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;font-size:15px;margin:0 0 24px;\"\u003e\n\u003ctr style=\"border-bottom:1px solid #e5e5e5;\"\u003e\n\u003ctd style=\"padding:10px 8px;font-weight:600;width:45%;\"\u003eOutput\u003c\/td\u003e\n\u003ctd style=\"padding:10px 8px;\"\u003eUp to 700 litres per day, around 30 L\/hr\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom:1px solid #e5e5e5;\"\u003e\n\u003ctd style=\"padding:10px 8px;font-weight:600;\"\u003ePump\u003c\/td\u003e\n\u003ctd style=\"padding:10px 8px;\"\u003eIntegrated pressure pump\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom:1px solid #e5e5e5;\"\u003e\n\u003ctd style=\"padding:10px 8px;font-weight:600;\"\u003eWaste ratio\u003c\/td\u003e\n\u003ctd style=\"padding:10px 8px;\"\u003eApprox 1.5:1 waste to pure\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom:1px solid #e5e5e5;\"\u003e\n\u003ctd style=\"padding:10px 8px;font-weight:600;\"\u003eSalt removal\u003c\/td\u003e\n\u003ctd style=\"padding:10px 8px;\"\u003eUp to 95%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom:1px solid #e5e5e5;\"\u003e\n\u003ctd style=\"padding:10px 8px;font-weight:600;\"\u003eChlorine removal\u003c\/td\u003e\n\u003ctd style=\"padding:10px 8px;\"\u003eUp to 99%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom:1px solid #e5e5e5;\"\u003e\n\u003ctd style=\"padding:10px 8px;font-weight:600;\"\u003eSediment\u003c\/td\u003e\n\u003ctd style=\"padding:10px 8px;\"\u003eFilters above 5 microns\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:10px 8px;font-weight:600;\"\u003eOptional upgrade\u003c\/td\u003e\n\u003ctd style=\"padding:10px 8px;\"\u003eDe-Ionization Kit for 000 PPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3 style=\"font-size:20px;font-weight:700;margin:0 0 12px;\"\u003eFrequently asked questions\u003c\/h3\u003e\n\u003cdetails style=\"border:1px solid #e5e5e5;border-radius:6px;padding:12px 14px;margin:0 0 8px;\"\u003e\u003csummary style=\"font-weight:600;font-size:16px;cursor:pointer;\"\u003eDo I need a booster pump kit with this?\u003c\/summary\u003e\u003cp style=\"font-size:15px;line-height:1.6;margin:12px 0 0;\"\u003eNo. The pump is already in it. The GrowMax booster kits are for the \u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-power-grow-500-l-d-reverse-osmosis\" style=\"color:#008838;\"\u003ePower Grow 500\u003c\/a\u003e, \u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-maxquarium-000ppm-ro-filter-unit-500-lday\" style=\"color:#008838;\"\u003eMaxquarium 000\u003c\/a\u003e and \u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-mega-grow-1000-l-d-reverse-osmosis\" style=\"color:#008838;\"\u003eMega Grow 1000\u003c\/a\u003e, which have no pump of their own.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails style=\"border:1px solid #e5e5e5;border-radius:6px;padding:12px 14px;margin:0 0 8px;\"\u003e\u003csummary style=\"font-weight:600;font-size:16px;cursor:pointer;\"\u003eHow does it compare to the Mega Grow 1000?\u003c\/summary\u003e\u003cp style=\"font-size:15px;line-height:1.6;margin:12px 0 0;\"\u003eThe Mega Grow makes more water, 1000 L\/day against 700, but it needs 40 PSI of mains pressure to do it and a booster kit if you have not got that. The Max Pump 700 brings its own pressure. If your supply is weak, the 700 will often out-produce the 1000 in practice.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails style=\"border:1px solid #e5e5e5;border-radius:6px;padding:12px 14px;margin:0 0 24px;\"\u003e\u003csummary style=\"font-weight:600;font-size:16px;cursor:pointer;\"\u003eCan I get it down to 0 PPM?\u003c\/summary\u003e\u003cp style=\"font-size:15px;line-height:1.6;margin:12px 0 0;\"\u003eAdd a \u003ca href=\"https:\/\/www.thehydrobros.com\/products\/10-de-ionization-filter-kit\" style=\"color:#008838;\"\u003eDe-Ionization Filter Kit\u003c\/a\u003e after the RO stage. RO alone takes out up to 95% of dissolved solids, the DI stage takes care of the rest.\u003c\/p\u003e\u003c\/details\u003e\n\u003cp style=\"font-size:16px;line-height:1.6;margin:0;\"\u003eClean feed water, stable pH and nutrients that do what the bottle says. Ideal for hydroponics, soilless systems and anyone growing somewhere with hard or heavily treated tap water.\u003c\/p\u003e","brand":"GROWMAX","offers":[{"title":"Default Title","offer_id":55702637248885,"sku":"11898","price":275.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0561\/9092\/7032\/files\/growmax-water-pump-growmax-water-max-700-l-d-reverse-osmosis-the-hydro-bros-1254948320.webp?v=1787151914"},{"product_id":"growmax-green-coconut-carbon-block-filter-for-growmax-water-3000-ro-system-gmwmaxcarb","title":"GrowMax Green Coconut Carbon Block Filter for the 3000 RO System (GMWMAXCARB)","description":"\u003cp\u003eThe \u003cstrong\u003eGrowMax Green Coconut Carbon Block Filter\u003c\/strong\u003e is the pre-filtration stage for the \u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-pro-3000-3000-l-d-reverse-osmosis\" style=\"color:#2f5f46;\"\u003e\u003cstrong\u003eGrowMax Water 3000 Reverse Osmosis system\u003c\/strong\u003e\u003c\/a\u003e. It sits ahead of the membrane, removing chlorine, sediment, and organic compounds from your incoming water before it reaches the RO membrane itself.\u003c\/p\u003e\n\n\u003cdiv style=\"background:#eef6f0;border-left:4px solid #2f5f46;padding:14px 18px;margin:16px 0;border-radius:4px;\"\u003e\n\u003cstrong style=\"color:#2f5f46;\"\u003eWhy this matters:\u003c\/strong\u003e Chlorine and sediment left unfiltered will degrade your RO membrane far faster than normal use alone. Changing the carbon block on schedule protects the far more expensive \u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-3000-membrane\" style=\"color:#2f5f46;\"\u003eReplacement Membrane (£240)\u003c\/a\u003e from premature failure: a £43 filter is a lot cheaper than an early membrane replacement.\n\u003c\/div\u003e\n\n\u003ch2\u003eKey Specs\u003c\/h2\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;margin:16px 0;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;font-weight:600;\"\u003eModel\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eGMWMAXCARB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;font-weight:600;\"\u003eFilter Type\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eGreen coconut carbon block\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;font-weight:600;\"\u003eCompatible With\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-pro-3000-3000-l-d-reverse-osmosis\" style=\"color:#2f5f46;\"\u003eGrowMax Water 3000 Reverse Osmosis system\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;font-weight:600;\"\u003eRecommended Change Interval\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eEvery 6 months\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eWhat It Removes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eChlorine and chloramines\u003c\/li\u003e\n\u003cli\u003eSediment and particulates\u003c\/li\u003e\n\u003cli\u003eOrganic compounds and unpleasant tastes\/odours\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cdiv style=\"border-left:4px solid #008838;background:#f7f7f7;padding:16px 20px;margin:24px 0;\"\u003e\n\u003cp style=\"margin:0 0 8px 0;font-weight:bold;font-size:16px;\"\u003eComplete Your RO 3000 Maintenance\u003c\/p\u003e\n\u003cp style=\"margin:0;\"\u003eChange this carbon block every 6 months, and check whether your \u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-3000-membrane\" style=\"color:#008838;text-decoration:underline;\"\u003eReplacement Membrane\u003c\/a\u003e is due (typically every 6 months to 2 years depending on usage and input EC).\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e The \u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-pro-3000-3000-l-d-reverse-osmosis\" style=\"color:#2f5f46;\"\u003eGrowMax Water 3000 unit\u003c\/a\u003e itself is currently discontinued\/clearance stock only. This carbon filter remains available as a spare part for existing owners.\u003c\/p\u003e","brand":"GROWMAX","offers":[{"title":"Default Title","offer_id":57567923798389,"sku":"13343","price":43.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0561\/9092\/7032\/files\/growmax-water-pump-growmax-green-coconut-carbon-block-filter-for-growmax-water-3000-ro-system-gmwmaxcarb-1258525853.webp?v=1789177211"},{"product_id":"growmax-mega-grow-1000-replacement-filter-pack","title":"GrowMax Mega Grow 1000 Replacement Filter Pack (GMWPACKMEGA)","description":"\u003cp\u003e\u003cstrong\u003eGrowMax Mega Grow 1000 Replacement Filter Pack\u003c\/strong\u003e (RO membrane not included).\u003c\/p\u003e\n\n\u003cp\u003eGreen Carbon Block Filters are made using high performance coconut shell green carbon, with more micro-pores than other carbon types and a binder system built for strong absorption capacity. The White Sediment Filter filters solids down to 5 microns.\u003c\/p\u003e\n\n\u003ch2\u003eWhat's In The Pack\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e2 x 10\" Green Carbon Block Filters\u003c\/li\u003e\n\u003cli\u003e1 x 10\" White Sediment Filter (5 micron)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;margin:16px 0;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;font-weight:600;\"\u003eCompatible With\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eGrowMax Mega Grow 1000 Reverse Osmosis system\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;font-weight:600;\"\u003eFiltration Capacity\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e12,000 litres\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;font-weight:600;\"\u003eRecommended Change Interval\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eEvery 6 months or 12,000 litres, whichever comes first\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;font-weight:600;\"\u003eWeight\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e1.1kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003cdiv style=\"border-left:4px solid #008838;background:#f7f7f7;padding:16px 20px;margin:24px 0;\"\u003e\n\u003cp style=\"margin:0 0 8px 0;font-weight:bold;font-size:16px;\"\u003eRunning a Mega Grow 1000?\u003c\/p\u003e\n\u003cp style=\"margin:0;\"\u003eThis pack is sized specifically for the \u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-mega-grow-1000-l-d-reverse-osmosis\" style=\"color:#008838;text-decoration:underline;\"\u003eMega Grow 1000 Reverse Osmosis System\u003c\/a\u003e, with double the carbon stage to match its higher flow rate. The RO membrane itself is sold separately.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"GROWMAX","offers":[{"title":"Default Title","offer_id":57592390877557,"sku":"13510","price":33.29,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0561\/9092\/7032\/files\/growmax-water-pump-growmax-mega-grow-1000-replacement-filter-pack-gmwpackmega-1259428672.png?v=1789940352"},{"product_id":"growmax-eco-grow-240lph-water-filter","title":"GrowMax Eco Grow 240LPH Water Filter (240 litres\/hr)","description":"\u003cp\u003e\u003cstrong\u003eGrowMax Eco Grow 240LPH Water Filter\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA two-stage filter system with optimum flow for garden use. Eliminates up to 99% of chlorine and removes sediment down to 5 microns.\u003c\/p\u003e\n\u003cp\u003eFiltering the water lets your plants take up more nutrients, and removing chlorine allows beneficial bacteria and mycorrhizae to flourish.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eNo waste water\u003c\/li\u003e\n\u003cli\u003eNo minimum pressure needed\u003c\/li\u003e\n\u003cli\u003eNo electricity needed\u003c\/li\u003e\n\u003cli\u003eEasy installation, ready to use\u003c\/li\u003e\n\u003cli\u003eFiltered water capacity: 11,000L\u003c\/li\u003e\n\u003cli\u003eFlow rate: 240 L\/h\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eRemoves:\u003c\/strong\u003e Chlorine, Sediment, Dirt, Rust, Oxidation, Herbicides and Pesticides, Volatile Organic Contaminants (Chemical Contaminants, Benzenes, Toluene, Oils, THMs, Detergents, PCBs)\u003c\/p\u003e\n\u003ch2\u003eReplacement Filters\u003c\/h2\u003e\n\u003cp\u003eKeeping the filters in good working order is essential. Replace every 6 months, or use the \u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-replacement-filter-packs\"\u003e10\" Filter Pack\u003c\/a\u003e, shared with Power Grow 500, Mega Grow 1000 and Maxquarium.\u003c\/p\u003e\n\n\u003cdiv style=\"border-left:4px solid #008838;background:#f7f7f7;padding:16px 20px;margin:24px 0;\"\u003e\n\u003cp style=\"margin:0 0 8px 0;font-weight:bold;font-size:16px;\"\u003eComparing GrowMax Units?\u003c\/p\u003e\n\u003cp style=\"margin:0;\"\u003eSee how this compares to \u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-power-grow-500-l-d-reverse-osmosis\" style=\"color:#008838;\"\u003ePower Grow 500\u003c\/a\u003e, \u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-mega-grow-1000-l-d-reverse-osmosis\" style=\"color:#008838;\"\u003eMega Grow 1000\u003c\/a\u003e and \u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-water-super-grow-800lph-filter-system\" style=\"color:#008838;\"\u003eSuper Grow 800\u003c\/a\u003e.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"GROWMAX","offers":[{"title":"Default Title","offer_id":57592541479285,"sku":"13511","price":85.49,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0561\/9092\/7032\/files\/growmax-water-pump-growmax-eco-grow-240lph-water-filter-240-litres-hr-1259432343.webp?v=1789948513"},{"product_id":"growmax-super-grow-800lph-filter-system","title":"GrowMax Super Grow 800LPH Filter System (800 litres\/hr)","description":"\u003cp\u003e\u003cstrong\u003eGrowMax Super Grow 800LPH Water Filter\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA high capacity 2-stage water filter system with optimum flow for garden use. This unit filters up to 800 L\/h for house plants, flowers, and other indoor and outdoor applications.\u003c\/p\u003e\n\u003cp\u003eUses green coconut carbon block filters with superior absorption capabilities, removing up to 99% of chlorine, herbicides, pesticides, and volatile organic contaminants, and reducing sediment down to 5 microns, immediately.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eNo drain required\u003c\/li\u003e\n\u003cli\u003eNo wastewater\u003c\/li\u003e\n\u003cli\u003eNo minimum inlet water pressure needed\u003c\/li\u003e\n\u003cli\u003eNo electricity needed\u003c\/li\u003e\n\u003cli\u003eEasy installation, ready to use\u003c\/li\u003e\n\u003cli\u003eIncludes garden hose connections\u003c\/li\u003e\n\u003cli\u003eFiltered water capacity: 27,000L\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eReplacement Filters\u003c\/h2\u003e\n\u003cp\u003eKeeping the filters in good working order is essential. Replace every 6 to 12 months, or when 27,000 litres have been filtered, using the \u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-super-grow-replacement-filters\"\u003eSuper Grow Replacement Filters\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003cdiv style=\"border-left:4px solid #008838;background:#f7f7f7;padding:16px 20px;margin:24px 0;\"\u003e\n\u003cp style=\"margin:0 0 8px 0;font-weight:bold;font-size:16px;\"\u003eComparing GrowMax Units?\u003c\/p\u003e\n\u003cp style=\"margin:0;\"\u003eSee how this compares to \u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-water-eco-grow-240lph-water-filter\" style=\"color:#008838;\"\u003eEco Grow 240\u003c\/a\u003e, \u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-power-grow-500-l-d-reverse-osmosis\" style=\"color:#008838;\"\u003ePower Grow 500\u003c\/a\u003e and \u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-mega-grow-1000-l-d-reverse-osmosis\" style=\"color:#008838;\"\u003eMega Grow 1000\u003c\/a\u003e.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"GROWMAX","offers":[{"title":"Default Title","offer_id":57592541806965,"sku":"13512","price":242.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0561\/9092\/7032\/files\/growmax-water-pump-growmax-super-grow-800lph-filter-system-800-litres-hr-1259432328.webp?v=1789948455"},{"product_id":"growmax-garden-grow-replacement-filters","title":"GrowMax Garden Grow Replacement Filters (GMWPACKGAR)","description":"\u003cp\u003e\u003cstrong\u003eGrowMax Garden Grow Replacement Filters\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eReplacement filters for the GrowMax Water Garden Grow System. Having good quality water can really help any grow room or greenhouse.\u003c\/p\u003e\n\u003cp\u003eKeeping the filters in good working order is essential. Replace every 6 to 12 months, or when 28,000 litres have been filtered.\u003c\/p\u003e\n\u003ch2\u003eContents\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1 x Green Carbon Block Filter\u003c\/li\u003e\n\u003cli\u003e1 x Sediment Filter (5 microns)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cdiv style=\"border-left:4px solid #008838;background:#f7f7f7;padding:16px 20px;margin:24px 0;\"\u003e\n\u003cp style=\"margin:0 0 8px 0;font-weight:bold;font-size:16px;\"\u003eFor Your Garden Grow Unit\u003c\/p\u003e\n\u003cp style=\"margin:0;\"\u003eMatched to the \u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-garden-grow-filter-unit-480-lh\" style=\"color:#008838;\"\u003eGarden Grow Filter Unit (480LPH)\u003c\/a\u003e. Not compatible with Eco Grow, Power Grow, Mega Grow, or Maxquarium, use the \u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-replacement-filter-packs\" style=\"color:#008838;\"\u003estandard 10\" Filter Pack\u003c\/a\u003e for those.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"GROWMAX","offers":[{"title":"Default Title","offer_id":57592541970805,"sku":"13513","price":44.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0561\/9092\/7032\/files\/growmax-water-pump-growmax-garden-grow-replacement-filters-gmwpackgar-1259432341.webp?v=1789948335"},{"product_id":"growmax-10-replacement-green-carbon-filter","title":"GrowMax 10\" Replacement Green Carbon Filter (GMWCARB10)","description":"\u003cp\u003e\u003cstrong\u003eGrowMax 10\" Replacement Green Carbon Filter\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eReplacement green carbon filter as used in the GrowMax Water \u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-water-eco-grow-240lph-water-filter\" style=\"color:#008838;\"\u003eEco Grow 240\u003c\/a\u003e, \u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-power-grow-500-l-d-reverse-osmosis\" style=\"color:#008838;\"\u003ePower Grow 500\u003c\/a\u003e, \u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-mega-grow-1000-l-d-reverse-osmosis\" style=\"color:#008838;\"\u003eMega Grow 1000\u003c\/a\u003e, and \u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-maxquarium-000ppm-ro-filter-unit-500-lday\" style=\"color:#008838;\"\u003eMaxquarium 000 PPM\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003eKeeping the filters in good working order is essential. Replace every 6 to 12 months, or when 11,000 litres have been filtered.\u003c\/p\u003e\n\u003cp\u003eMade using high performance coconut shell green carbon, with more micro-pores than other carbon types and a unique binder system for superior absorption capacity.\u003c\/p\u003e\n\n\u003cdiv style=\"border-left:4px solid #008838;background:#f7f7f7;padding:16px 20px;margin:24px 0;\"\u003e\n\u003cp style=\"margin:0 0 8px 0;font-weight:bold;font-size:16px;\"\u003eJust Need the Carbon Stage?\u003c\/p\u003e\n\u003cp style=\"margin:0;\"\u003eThis is the carbon filter on its own, no sediment filter included. Need both? See the \u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-replacement-filter-packs\" style=\"color:#008838;\"\u003e10\" Filter Pack\u003c\/a\u003e, which includes a matching sediment filter too.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"GROWMAX","offers":[{"title":"Default Title","offer_id":57592542069109,"sku":"13514","price":15.29,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0561\/9092\/7032\/files\/growmax-water-pump-growmax-10-replacement-green-carbon-filter-gmwcarb10-1259432339.webp?v=1789948273"},{"product_id":"growmax-pro-grow-2000lph-water-filter","title":"GrowMax Pro Grow 2000LPH Water Filter (2000 litres\/hr)","description":"\u003cp\u003e\u003cstrong\u003eGrowMax Pro Grow 2000LPH Water Filter\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eExtra high capacity 2-stage water filter system, designed for indoor and outdoor use. The largest of the GrowMax filtration range, built for large gardens, nurseries and other commercial uses.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eNo drain required\u003c\/li\u003e\n\u003cli\u003eNo wastewater\u003c\/li\u003e\n\u003cli\u003eNo minimum inlet water pressure needed\u003c\/li\u003e\n\u003cli\u003eNo electricity needed\u003c\/li\u003e\n\u003cli\u003eEasy installation, ready to use\u003c\/li\u003e\n\u003cli\u003eFiltered water capacity: 56,000L\u003c\/li\u003e\n\u003cli\u003eFlow rate: 2000 L\/h\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eRemoves:\u003c\/strong\u003e Chlorine, Sediment, Dirt, Rust, Oxidation, Herbicides and Pesticides, Volatile Organic Contaminants\u003c\/p\u003e\n\u003ch2\u003eReplacement Filters\u003c\/h2\u003e\n\u003cp\u003eKeeping the filters in good working order is essential. Replace every 6 to 12 months, or when 56,000 litres have been filtered, using the \u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-pro-grow-replacement-filters\"\u003ePro Grow Replacement Filters\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003cdiv style=\"border-left:4px solid #008838;background:#f7f7f7;padding:16px 20px;margin:24px 0;\"\u003e\n\u003cp style=\"margin:0 0 8px 0;font-weight:bold;font-size:16px;\"\u003eComparing GrowMax Units?\u003c\/p\u003e\n\u003cp style=\"margin:0;\"\u003eSee how this compares to \u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-water-super-grow-800lph-filter-system\" style=\"color:#008838;\"\u003eSuper Grow 800\u003c\/a\u003e, \u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-water-eco-grow-240lph-water-filter\" style=\"color:#008838;\"\u003eEco Grow 240\u003c\/a\u003e and the RO units.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"GROWMAX","offers":[{"title":"Default Title","offer_id":57592573297013,"sku":"13515","price":349.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0561\/9092\/7032\/files\/growmax-water-pump-growmax-pro-grow-2000lph-water-filter-2000-litres-hr-1259432338.jpg?v=1789948213"},{"product_id":"growmax-pro-grow-replacement-filters","title":"GrowMax Pro Grow Replacement Filters (GMWPACKPRO)","description":"\u003cp\u003e\u003cstrong\u003eGrowMax Pro Grow Replacement Filters\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eReplacement filters for the GrowMax Water Pro Grow 2000LPH system.\u003c\/p\u003e\n\u003cp\u003eKeeping the filters in good working order is essential. Replace every 6 to 12 months, or when 56,000 litres have been filtered.\u003c\/p\u003e\n\u003ch2\u003eContents\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1 x Green Carbon Block Filter\u003c\/li\u003e\n\u003cli\u003e1 x Sediment Filter (5 microns)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cdiv style=\"border-left:4px solid #008838;background:#f7f7f7;padding:16px 20px;margin:24px 0;\"\u003e\n\u003cp style=\"margin:0 0 8px 0;font-weight:bold;font-size:16px;\"\u003eFor Your Pro Grow Unit\u003c\/p\u003e\n\u003cp style=\"margin:0;\"\u003eMatched to the \u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-pro-grow-2000lph-water-filter\" style=\"color:#008838;\"\u003ePro Grow 2000LPH Water Filter\u003c\/a\u003e. Not compatible with other GrowMax units, each size has its own dedicated filter pack.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"GROWMAX","offers":[{"title":"Default Title","offer_id":57592575721845,"sku":"13516","price":129.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0561\/9092\/7032\/files\/growmax-water-pump-growmax-pro-grow-replacement-filters-gmwpackpro-1259432337.jpg?v=1789948151"},{"product_id":"growmax-super-grow-replacement-filters","title":"GrowMax Super Grow Replacement Filters (GMWPACKSUP)","description":"\u003cp\u003e\u003cstrong\u003eGrowMax Super Grow Replacement Filters\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eReplacement filters for the GrowMax Water Super Grow 800LPH system.\u003c\/p\u003e\n\u003cp\u003eKeeping the filters in good working order is essential. Replace every 6 to 12 months, or when 27,000 litres have been filtered.\u003c\/p\u003e\n\u003ch2\u003eContents\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1 x Green Carbon Block Filter\u003c\/li\u003e\n\u003cli\u003e1 x Sediment Filter (5 microns)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cdiv style=\"border-left:4px solid #008838;background:#f7f7f7;padding:16px 20px;margin:24px 0;\"\u003e\n\u003cp style=\"margin:0 0 8px 0;font-weight:bold;font-size:16px;\"\u003eFor Your Super Grow Unit\u003c\/p\u003e\n\u003cp style=\"margin:0;\"\u003eMatched to the \u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-water-super-grow-800lph-filter-system\" style=\"color:#008838;\"\u003eSuper Grow 800LPH Filter System\u003c\/a\u003e. Not compatible with other GrowMax units, each size has its own dedicated filter pack.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"GROWMAX","offers":[{"title":"Default Title","offer_id":57592577950069,"sku":"13517","price":64.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0561\/9092\/7032\/files\/growmax-water-pump-growmax-super-grow-replacement-filters-gmwpacksup-1259432336.png?v=1789948093"},{"product_id":"growmax-20-de-ionization-filter","title":"GrowMax 20\" De-Ionization Filter (GMWDI20)","description":"\u003cp\u003e\u003cstrong\u003eGrowMax 20\" De-Ionization Filter\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eRemoves 100% of salts from Reverse Osmosis water. The larger-capacity replacement filter for use in the 20\" De-Ionization Filter Kit.\u003c\/p\u003e\n\u003cp\u003eChange when necessary, or when checking your water's EC\/TDS shows readings starting to rise above 0.\u003c\/p\u003e\n\n\u003cdiv style=\"border-left:4px solid #008838;background:#f7f7f7;padding:16px 20px;margin:24px 0;\"\u003e\n\u003cp style=\"margin:0 0 8px 0;font-weight:bold;font-size:16px;\"\u003eWhich Size Do You Need?\u003c\/p\u003e\n\u003cp style=\"margin:0;\"\u003eThis is the replacement filter for the \u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-20-de-ionization-filter-kit\" style=\"color:#008838;\"\u003e20\" De-Ionization Filter Kit\u003c\/a\u003e only. For the smaller kit, see the \u003ca href=\"https:\/\/www.thehydrobros.com\/products\/10-de-ionization-filter\" style=\"color:#008838;\"\u003e10\" De-Ionization Filter\u003c\/a\u003e instead.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"GROWMAX","offers":[{"title":"Default Title","offer_id":57592580604277,"sku":"13518","price":53.94,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0561\/9092\/7032\/files\/growmax-water-pump-growmax-20-de-ionization-filter-gmwdi20-1259432335.png?v=1789948032"},{"product_id":"growmax-20-de-ionization-filter-kit","title":"GrowMax 20\" De-Ionization Filter Kit (GMWKITD120)","description":"\u003cp\u003e\u003cstrong\u003eGrowMax 20\" De-Ionization Filter Kit\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eDe-Ionizer Filter Kit designed to be connected directly into the Osmosis water pipe (product water) of your reverse osmosis system, when you want to obtain ultra-pure water of 000 ppm or 0.0 EC.\u003c\/p\u003e\n\u003cp\u003eThe larger-capacity option, for higher throughput installations than the 10\" kit covers.\u003c\/p\u003e\n\u003cp\u003eRemoves 100% of salts from Reverse Osmosis water. Change when necessary, or when your water's EC\/TDS starts to rise.\u003c\/p\u003e\n\n\u003cdiv style=\"border-left:4px solid #008838;background:#f7f7f7;padding:16px 20px;margin:24px 0;\"\u003e\n\u003cp style=\"margin:0 0 8px 0;font-weight:bold;font-size:16px;\"\u003eWhich Size Do You Need?\u003c\/p\u003e\n\u003cp style=\"margin:0;\"\u003eThis is the 20\" kit, for higher-throughput setups. For smaller installations, see the \u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-10-de-ionization-filter-kit\" style=\"color:#008838;\"\u003e10\" De-Ionization Filter Kit\u003c\/a\u003e instead. Replacement filter for this kit: \u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-20-de-ionization-filter\" style=\"color:#008838;\"\u003eGrowMax 20\" De-Ionization Filter\u003c\/a\u003e.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"GROWMAX","offers":[{"title":"Default Title","offer_id":57592582570357,"sku":"13519","price":98.94,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0561\/9092\/7032\/files\/growmax-water-pump-growmax-20-de-ionization-filter-kit-gmwkitd120-1259432332.png?v=1789947973"},{"product_id":"growmax-uv-lamp-kit-4lpm","title":"GrowMax UV Lamp Kit 4LPM (GMWUVKIT4)","description":"\u003cp\u003e\u003cstrong\u003eGrowMax UV Lamp Kit 4LPM\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eKills 99.99% of viruses and bacteria. Added bacterial protection to improve your installation and your water quality.\u003c\/p\u003e\n\u003ch2\u003eContents\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eUV lamp (4 litres\/minute rated)\u003c\/li\u003e\n\u003cli\u003eTransformer\u003c\/li\u003e\n\u003cli\u003eFittings\u003c\/li\u003e\n\u003cli\u003eWall mount clips\u003c\/li\u003e\n\u003cli\u003e3m tubing\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eOne year warranty.\u003c\/p\u003e\n\n\u003cdiv style=\"border-left:4px solid #008838;background:#f7f7f7;padding:16px 20px;margin:24px 0;\"\u003e\n\u003cp style=\"margin:0 0 8px 0;font-weight:bold;font-size:16px;\"\u003eNeed Higher Flow?\u003c\/p\u003e\n\u003cp style=\"margin:0;\"\u003eFor larger installations, see the \u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-uv-lamp-kit-22lpm\" style=\"color:#008838;\"\u003eUV Lamp Kit 22LPM\u003c\/a\u003e instead.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"GROWMAX","offers":[{"title":"Default Title","offer_id":57592582603125,"sku":"13520","price":145.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0561\/9092\/7032\/files\/growmax-water-pump-growmax-uv-lamp-kit-4lpm-gmwuvkit4-1259432334.png?v=1789947912"},{"product_id":"growmax-uv-lamp-kit-22lpm","title":"GrowMax UV Lamp Kit 22LPM (GMWUVKIT22)","description":"\u003cp\u003e\u003cstrong\u003eGrowMax UV Lamp Kit 22LPM\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eKills 99.99% of viruses and bacteria. Added bacterial protection to improve your installation and your water quality, sized for much higher flow rates than the 4LPM kit.\u003c\/p\u003e\n\u003ch2\u003eContents\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eUV lamp (22 litres\/minute rated)\u003c\/li\u003e\n\u003cli\u003eTransformer\u003c\/li\u003e\n\u003cli\u003eFittings\u003c\/li\u003e\n\u003cli\u003eWall mount clips\u003c\/li\u003e\n\u003cli\u003eTubing\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eOne year warranty.\u003c\/p\u003e\n\n\u003cdiv style=\"border-left:4px solid #008838;background:#f7f7f7;padding:16px 20px;margin:24px 0;\"\u003e\n\u003cp style=\"margin:0 0 8px 0;font-weight:bold;font-size:16px;\"\u003eOnly Need Low Flow?\u003c\/p\u003e\n\u003cp style=\"margin:0;\"\u003eFor smaller installations, see the \u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-uv-lamp-kit-4lpm\" style=\"color:#008838;\"\u003eUV Lamp Kit 4LPM\u003c\/a\u003e instead.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"GROWMAX","offers":[{"title":"Default Title","offer_id":57592582635893,"sku":"13521","price":369.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0561\/9092\/7032\/files\/growmax-water-pump-growmax-uv-lamp-kit-22lpm-gmwuvkit22-1259432333.png?v=1789947852"},{"product_id":"growmax-inline-ball-shut-off-valve","title":"GrowMax Inline Ball Shut Off Valve","description":"\u003cp\u003e\u003cstrong\u003eGrowMax Inline Ball Shut Off Valve\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA push-fit shut off ball valve that allows water flow to be stopped for maintenance, without disconnecting the pipework.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e1\/4\" size, use for \u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-water-eco-grow-240lph-water-filter\" style=\"color:#008838;\"\u003eEco Grow 240\u003c\/a\u003e and outlet reverse osmosis on \u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-power-grow-500-l-d-reverse-osmosis\" style=\"color:#008838;\"\u003ePower Grow 500\u003c\/a\u003e, \u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-mega-grow-1000-l-d-reverse-osmosis\" style=\"color:#008838;\"\u003eMega Grow 1000\u003c\/a\u003e and \u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-maxquarium-000ppm-ro-filter-unit-500-lday\" style=\"color:#008838;\"\u003eMaxquarium\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003e3\/8\" size, use for \u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-garden-grow-filter-unit-480-lh\" style=\"color:#008838;\"\u003eGarden Grow 480\u003c\/a\u003e and \u003ca href=\"https:\/\/www.thehydrobros.com\/products\/growmax-pro-3000-3000-l-d-reverse-osmosis\" style=\"color:#008838;\"\u003eGrowMax 3000\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eCheck the connection size on your filter or RO system before ordering to make sure you get the correct size.\u003c\/p\u003e","brand":"GROWMAX","offers":[{"title":"1\/4\" (BV14)","offer_id":57592582898037,"sku":"13522","price":6.99,"currency_code":"GBP","in_stock":true},{"title":"3\/8\" (BV38)","offer_id":57592582930805,"sku":"13523","price":7.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0561\/9092\/7032\/files\/growmax-water-pump-growmax-inline-ball-shut-off-valve-1259432326.png?v=1789947794"},{"product_id":"growmax-feed-water-adaptor","title":"GrowMax Feed Water Adaptor","description":"\u003cp\u003e\u003cstrong\u003eGrowMax Feed Water Adaptor\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eInlet feed water adaptor, 1\/2\" female thread to your chosen tube size. Use for connecting your GrowMax system to a standard indoor mains water inlet.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e1\/2\" to 1\/4\" tube\u003c\/li\u003e\n\u003cli\u003e1\/2\" to 3\/8\" tube\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eCheck the tubing size your filter or RO system uses before ordering.\u003c\/p\u003e","brand":"GROWMAX","offers":[{"title":"1\/2\" to 1\/4\" (GMWFWA14)","offer_id":57592582996341,"sku":"13524","price":12.99,"currency_code":"GBP","in_stock":true},{"title":"1\/2\" to 3\/8\" (GMWFWA38)","offer_id":57592583029109,"sku":"13525","price":9.89,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0561\/9092\/7032\/files\/growmax-water-pump-growmax-feed-water-adaptor-1259432325.png?v=1789947733"},{"product_id":"growmax-feed-water-saddle-valve","title":"GrowMax Feed Water Saddle Valve","description":"\u003cp\u003e\u003cstrong\u003eGrowMax Feed Water Saddle Valve\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eAllows easy connection to your mains water pipe. This fitting creates a permanent connection by cutting into the mains pipe, so make sure you're happy with the location before installing.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e1\/4\" size\u003c\/li\u003e\n\u003cli\u003e3\/8\" size\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eCheck the inlet size on your filter or RO system before ordering to make sure you get the correct size.\u003c\/p\u003e","brand":"GROWMAX","offers":[{"title":"1\/4\" (GMWFWSV14)","offer_id":57592583094645,"sku":"13526","price":10.79,"currency_code":"GBP","in_stock":true},{"title":"3\/8\" (GMWFWSV38)","offer_id":57592583127413,"sku":"13527","price":10.79,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0561\/9092\/7032\/files\/growmax-water-pump-growmax-feed-water-saddle-valve-1259432322.png?v=1789947614"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0561\/9092\/7032\/collections\/Growmax_280x_778577e3-6a34-4e1a-824c-9c9cfa4e2534.jpg?v=1780155651","url":"https:\/\/www.thehydrobros.com\/en-ch\/collections\/growmax.oembed?page=2","provider":"The Hydro Bros","version":"1.0","type":"link"}