{"product_id":"vivosun-air-stone-4x2-inch-2-pack-for-aquariums-hydroponics","title":"VIVOSUN Air Stone 4x2 Inch – 2-Pack for Aquariums \u0026 Hydroponics","description":"\u003ch2\u003eEffortless aeration for tanks and garden systems\u003c\/h2\u003e\n\u003cp\u003eThe VIVOSUN Air Stone 2-Pack includes two 4x2 inch stones designed to produce dense fine bubbles that gently aerate water. The mineral material is sintered at high temperatures, creating a sturdy tool you can count on for repeated use in home setups.\u003c\/p\u003e\n\u003ch3\u003ePer-pack clarity and fit\u003c\/h3\u003e\n\u003cp\u003eEach pack contains two stones. They fit standard ID tubing of 0.16 inches (4 mm) and pair well with pumps in the 4 to 8 watt range for effective aeration.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFine bubbles for practical oxygenation in hydroponics, ponds, and aquariums\u003c\/li\u003e\n  \u003cli\u003e4 by 2 by 2 inch size suits compact to mid sized tanks\u003c\/li\u003e\n  \u003cli\u003eDurable mineral material sintered at high temperature to ensure strength and safety for aquatic life\u003c\/li\u003e\n  \u003cli\u003eEasy to use with a simple soak before first use and periodic cleaning to prevent buildup\u003c\/li\u003e\n  \u003cli\u003eWidely applicable across hydroponic systems, ponds, and tanks, enabling versatile aeration\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSetup and care tips\u003c\/h3\u003e\n\u003cp\u003eBefore first use, soak the stone completely in water for about two hours. After weeks or months of operation, clean with a soft brush to remove any mineral buildup; this helps maintain bubble performance and reduces clogging.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSoak before first use to activate the porous structure\u003c\/li\u003e\n  \u003cli\u003eClean regularly with a brush to maintain bubble density\u003c\/li\u003e\n  \u003cli\u003eMonitor for any decrease in bubble output and replace when needed\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhat makes it a good companion for aquatic and plant systems\u003c\/h3\u003e\n\u003cp\u003eThe combination of dense microbubbles, durable construction, and simple maintenance creates a practical aeration option for hobbyists. It supports lively water movement and can assist in nutrient mixing in hydroponic setups, while remaining safe for fish and other aquatic life.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What’s included in the VIVOSUN Air Stone 2-Pack?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Two 4x2 inch air stones with 0.16 inch tubing compatibility; suitable for hydroponics, ponds, and aquariums.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How do I install and maintain the air stones?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Soak 2 hours before first use; connect to a 4–8 W pump with standard tubing; brush clean regularly to prevent clogging.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"VIVOSUN","offers":[{"title":"Default Title","offer_id":40565696659585,"sku":"B0FRWV95KY","price":65.31,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0598\/4757\/3633\/files\/vivosun-air-stone-4x2-inch-dense-bubbles.jpg?v=1766009152","url":"https:\/\/petiva.ca\/products\/vivosun-air-stone-4x2-inch-2-pack-for-aquariums-hydroponics","provider":"Petiva","version":"1.0","type":"link"}