{"product_id":"hailea-round-air-stone","title":"Hailea Round Air Stone","description":"\u003cp\u003e\u003cstrong\u003eHigh quality airstones designed to increase dissolved oxygen levels and keep your nutrient solution fresh, oxygen rich and ready for fast root development.\u003c\/strong\u003e Each stone produces a fine stream of bubbles that break the surface tension of the water, improving gas exchange and supporting stronger, healthier growth.\u003c\/p\u003e\n\u003cp\u003eOxygen rich water is essential for any hydroponic system. Higher DO levels help maintain a clean root zone, support faster nutrient uptake and reduce the risk of anaerobic conditions in reservoirs. These airstones are compatible with all standard air pumps and can be used in DWC, recirculating systems, reservoirs, mixing tanks and propagation setups.\u003c\/p\u003e\n\u003ch2\u003eWhy Use Airstones\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eImproves dissolved oxygen levels for stronger, more resilient root systems.\u003c\/li\u003e\n\u003cli\u003eHelps maintain a fresher, more stable nutrient solution.\u003c\/li\u003e\n\u003cli\u003eSupports faster nutrient uptake and plant growth.\u003c\/li\u003e\n\u003cli\u003eReduces stagnant water pockets and helps prevent odours.\u003c\/li\u003e\n\u003cli\u003ePairs with any air pump and standard silicone airline tubing.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eChoosing the Right Shape\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eRound Stones\u003c\/strong\u003e (4, 6, 8 inch): Ideal for large reservoirs where wide, even bubble distribution is needed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGolf Ball Stones\u003c\/strong\u003e: Compact and excellent for small buckets, small tanks or propagation systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCylinder Stones\u003c\/strong\u003e: Perfect for mounting vertically or in narrow spaces where directional aeration is preferred.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eHow to Use\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eAttach to any air pump using standard\u003ca href=\"https:\/\/www.thehydrobros.com\/products\/4mm-air-line\"\u003e 4 mm airline tubing\u003c\/a\u003e or \u003ca href=\"https:\/\/www.thehydrobros.com\/products\/8mm-air-line\"\u003e8mm airline tubing\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003eSubmerge fully for best performance.\u003c\/li\u003e\n\u003cli\u003eRinse before first use to remove manufacturing dust.\u003c\/li\u003e\n\u003cli\u003eFor maximum oxygenation, match one airstone to every 10 to 25 litres of reservoir volume depending on pump size.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eMaintenance Tips\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eIf airflow slows, soak the stone in warm water to remove mineral buildup.\u003c\/li\u003e\n\u003cli\u003eReplace stones periodically to maintain strong, consistent aeration.\u003c\/li\u003e\n\u003cli\u003ePair with a larger pump to increase bubble density and DO levels.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eWhether you run deep water culture, simple bucket systems or large recirculating setups, these airstones help keep your nutrient solution at peak oxygen levels for healthy, vigorous plant growth.\u003c\/p\u003e","brand":"HAILEA","offers":[{"title":"Hailea 4\" Polo Doughnut Air Stone","offer_id":57152860389749,"sku":"12950","price":3.95,"currency_code":"EUR","in_stock":true},{"title":"4\" Round Air Stone","offer_id":39635098108088,"sku":"1318","price":4.95,"currency_code":"EUR","in_stock":true},{"title":"4\" Solid Surround","offer_id":57152860422517,"sku":"12951","price":5.95,"currency_code":"EUR","in_stock":false},{"title":"6\" Round Air Stone","offer_id":39635098140856,"sku":"1319","price":7.95,"currency_code":"EUR","in_stock":true},{"title":"6\" Solid Surround","offer_id":57152860455285,"sku":"12952","price":9.95,"currency_code":"EUR","in_stock":true},{"title":"8\" Solid Surround","offer_id":39635098173624,"sku":"1320","price":18.95,"currency_code":"EUR","in_stock":true},{"title":"Golf Ball (50 x 50 x 5mm)","offer_id":56389521670517,"sku":"12398","price":1.95,"currency_code":"EUR","in_stock":true},{"title":"Cylinder Coke Can (50 x 100 x 6mm)","offer_id":56389521703285,"sku":"12399","price":7.95,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0561\/9092\/7032\/files\/air-pump-air-stones-hailea-round-air-stone-1208147852.png?v=1780149274","url":"https:\/\/www.thehydrobros.com\/de-de\/products\/hailea-round-air-stone","provider":"The Hydro Bros","version":"1.0","type":"link"}