{"product_id":"marina-cylinder-air-stone-1-in-2-pack","title":"Marina 1 in. Cylinder Air Stone (2 Pack)","description":"\u003cp\u003e\u003cstrong\u003eThe Marina 1 in. Cylinder Air Stone (2 Pack)\u003c\/strong\u003e turns the output of any aquarium air pump into a steady stream of fine bubbles that oxygenate and gently circulate your water. Each pack includes two 1-inch cylindrical stones, and they are safe for both freshwater and saltwater aquariums. Just add an \u003ca href=\"https:\/\/squeakysaquatics.com\/collections\/air-pumps-accessories\"\u003eair pump and airline tubing\u003c\/a\u003e (sold separately) and you are ready to go.\u003c\/p\u003e\u003ch3 style=\"margin:14px 0 4px;font-size:1.05em;font-weight:600;line-height:1.25;border-left:4px solid #666;padding-left:8px;\"\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003ePack of two 1 in. cylindrical air stones\u003c\/li\u003e\n\u003cli\u003eBreaks pump air into fine bubbles for efficient oxygen exchange\u003c\/li\u003e\n\u003cli\u003eBoosts surface agitation and water circulation\u003c\/li\u003e\n\u003cli\u003eWorks with any standard air pump and airline tubing\u003c\/li\u003e\n\u003cli\u003eSafe for freshwater and saltwater aquariums\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3 style=\"margin:14px 0 4px;font-size:1.05em;font-weight:600;line-height:1.25;border-left:4px solid #666;padding-left:8px;\"\u003eHow to Use\u003c\/h3\u003e\u003cp\u003eConnect the air stone to your air pump with standard airline tubing, then place it in the tank where you want bubbles and flow. A check valve is recommended between the pump and the stone to prevent back-siphoning. Rinse or replace the stone if the pores clog and airflow drops.\u003c\/p\u003e\u003ch3 style=\"margin:14px 0 4px;font-size:1.05em;font-weight:600;line-height:1.25;border-left:4px solid #666;padding-left:8px;\"\u003eSpecifications\u003c\/h3\u003e\u003ctable style=\"border-collapse:collapse;width:100%;margin:8px 0;font-size:0.95em;\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"border:1px solid #ddd;background:#f5f5f5;padding:6px 8px;text-align:left;width:34%;\"\u003eBrand\u003c\/th\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 8px;\"\u003eMarina\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"border:1px solid #ddd;background:#f5f5f5;padding:6px 8px;text-align:left;width:34%;\"\u003eModel\u003c\/th\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 8px;\"\u003eA961\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"border:1px solid #ddd;background:#f5f5f5;padding:6px 8px;text-align:left;width:34%;\"\u003eType\u003c\/th\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 8px;\"\u003eCylindrical air stone\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"border:1px solid #ddd;background:#f5f5f5;padding:6px 8px;text-align:left;width:34%;\"\u003eSize\u003c\/th\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 8px;\"\u003e1 in. (2.5 cm) each\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"border:1px solid #ddd;background:#f5f5f5;padding:6px 8px;text-align:left;width:34%;\"\u003eQuantity\u003c\/th\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 8px;\"\u003e2 stones per pack\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"border:1px solid #ddd;background:#f5f5f5;padding:6px 8px;text-align:left;width:34%;\"\u003eUse with\u003c\/th\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 8px;\"\u003eAir pump and airline tubing (sold separately)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"border:1px solid #ddd;background:#f5f5f5;padding:6px 8px;text-align:left;width:34%;\"\u003eCompatibility\u003c\/th\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 8px;\"\u003eFreshwater and saltwater\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003ch3 style=\"margin:14px 0 4px;font-size:1.05em;font-weight:600;line-height:1.25;border-left:4px solid #666;padding-left:8px;\"\u003eRecommended Pairings\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/squeakysaquatics.com\/collections\/air-pumps-accessories\"\u003eAquarium air pumps and accessories\u003c\/a\u003e to power the stone\u003c\/li\u003e\n\u003cli\u003eAirline tubing and a check valve to connect it safely and prevent back-siphoning\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3 style=\"margin:14px 0 4px;font-size:1.05em;font-weight:600;line-height:1.25;border-left:4px solid #666;padding-left:8px;\"\u003eFAQ\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eDo I need an air pump?\u003c\/strong\u003e Yes. The air stone diffuses air supplied by an air pump; the pump and tubing are sold separately.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eIs it for freshwater or saltwater?\u003c\/strong\u003e Both. These stones are safe for freshwater and saltwater aquariums.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eHow long do air stones last?\u003c\/strong\u003e Over time the pores can clog and airflow drops. Rinse the stone or swap in the second stone from the pack to restore a fine bubble stream.\u003c\/p\u003e","brand":"Marina","offers":[{"title":"Default Title","offer_id":48987430322395,"sku":"A961","price":2.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0767\/5209\/3403\/files\/marina-a961-2-air-stones-cylinder-6f-internatonal.jpg?v=1784358135","url":"https:\/\/squeakysaquatics.com\/products\/marina-cylinder-air-stone-1-in-2-pack","provider":"Squeaky's Aquatics","version":"1.0","type":"link"}