{"product_id":"4-pack-2-inch-aquarium-air-stone-balls-premium-porous-airstones-for-fish-tanks-ponds-hydroponics-long-lasting-oxygen-diffuser-with-fine-bubbles-sinks-won-t-float-3-16-or-3-8-tubing","title":"4 Pack 2 Inch Aquarium Air Stone Balls Premium Porous Airstones for Fish Tanks, Ponds \u0026 Hydroponics Long-Lasting Oxygen Diffuser with Fine Bubbles, Sinks \u0026 Won’t Float (3\/16\" or 3\/8\" Tubing)","description":"\u003ch3\u003eAbout this item\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e4-Pack Premium Spherical Air Stones for Reliable Replacement: Includes four 2-inch (50mm) round airstones, giving you ample spares for multi-tank setups or future replacements—no more running out mid-cycle. Ideal for hobbyists and professionals who demand consistent aeration performance.\u003c\/li\u003e\n\u003cli\u003eMade from High-Density Silicon Carbide for Long-Lasting Durability: Sintered at high temperatures for superior structural stability and chemical resistance. Unlike fragile ceramic stones, our carbon-silicon airstones resist cracking, clogging, and degradation—ensuring years of reliable oxygen diffusion to support healthy fish, aquatic plants, and beneficial bacteria.\u003c\/li\u003e\n\u003cli\u003eUltra-Fine, Uniform Bubbles Maximize Oxygen Dissolution \u0026amp; Stay Submerged: Engineered with micro-porous structure to produce a dense, even curtain of fine bubbles that dramatically boost oxygen transfer efficiency. The weighted spherical design won’t float—stays securely on the tank or pond bottom for uninterrupted operation.\u003c\/li\u003e\n\u003cli\u003eEasy to Use \u0026amp; Maintain – Just Soak \u0026amp; Connect: Before first use, simply soak the airstone in water for 1 hour to prime the pores. Compatible with standard 3\/16\" or 3\/8\" airline tubing and works best with air pumps rated \u0026gt;4W. For long-term performance, clean monthly with a soft brush to remove mineral buildup and prevent clogging.\u003c\/li\u003e\n\u003cli\u003eVersatile for Aquariums, Ponds, Hydroponics \u0026amp; More: Perfect for freshwater\/saltwater fish tanks, koi ponds, DWC hydroponic systems, aquaponics, and winter pond de-icing. Enhances water circulation, extends nutrient solution life, and prevents stagnation—making it an essential tool for any aquatic or soilless growing environment.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOverview\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackage Dimensions ‏:\u003c\/strong\u003e ‎ 6.89 x 3.74 x 2.28 inches; 15.52 ounces\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDate First Available ‏:\u003c\/strong\u003e ‎ March 15, 2026\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer ‏:\u003c\/strong\u003e ‎ GOLD DEER\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eASIN ‏:\u003c\/strong\u003e ‎ B0GHY4TXQT\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBest Sellers Rank:\u003c\/strong\u003e #383,896 in Pet Supplies (See Top 100 in Pet Supplies)\n#1,962 in Aquarium Air Pump Accessories\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"GOLD DEER","offers":[{"title":"Default Title","offer_id":52594468946201,"sku":"B0GHY4TXQT","price":15.21,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1010\/1365\/1737\/files\/41k8p7C3dlL.jpg?v=1781687322","url":"https:\/\/aquadrops.us\/products\/4-pack-2-inch-aquarium-air-stone-balls-premium-porous-airstones-for-fish-tanks-ponds-hydroponics-long-lasting-oxygen-diffuser-with-fine-bubbles-sinks-won-t-float-3-16-or-3-8-tubing","provider":"Aqua Drops","version":"1.0","type":"link"}