{"product_id":"20pcs-16mm-aquarium-bio-balls-fish-tank-filter-media","title":"20Pcs 16mm Aquarium Bio Balls – Fish Tank Filter Media","description":"\n\u003ch2\u003e20Pcs 16mm Aquarium Bio Balls – Wet\/Dry Fish Tank Filter Media\u003c\/h2\u003e\n\u003cp\u003eKeep your aquarium water crystal clear with these \u003cstrong\u003e16mm Bio Balls\u003c\/strong\u003e — a simple, effective biological filter media designed for freshwater and marine fish tanks. Each ball features an inner bio-sponge core that dramatically increases surface area, allowing beneficial bacteria to colonize and thrive, naturally stabilizing your water quality without the need for harsh chemicals.\u003c\/p\u003e\n\u003cp\u003eMade in Mainland China.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Choose These Bio Balls?\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaximized Surface Area:\u003c\/strong\u003e The inner bio-sponge insert provides an ideal environment for beneficial bacteria to grow and establish a healthy biological cycle in your tank.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLong-Lasting \u0026amp; Low Maintenance:\u003c\/strong\u003e Bio balls do not require regular replacement — simply rinse gently with water from your established aquarium if excessive build-up occurs.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVersatile Compatibility:\u003c\/strong\u003e Suitable for wet\/dry filters, canister filters, sumps, and works alongside air pump systems for a range of freshwater and marine aquarium setups.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWater Quality Stabilizer:\u003c\/strong\u003e Supports a balanced aquatic ecosystem by promoting the growth of beneficial bacteria that help keep ammonia and nitrite levels in check.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePortable \u0026amp; Compact:\u003c\/strong\u003e Lightweight 16mm design makes them easy to place, reposition, or move between tanks as needed.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e 20 Bio Balls per pack\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDiameter:\u003c\/strong\u003e 16mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFilter Type:\u003c\/strong\u003e Biological \/ Wet \u0026amp; Dry\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Freshwater \u0026amp; Marine Aquariums, Sumps, Canister Filters\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Plastic outer shell with inner bio-sponge\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eModel Number:\u003c\/strong\u003e PHG3225\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003ePackage Contents\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e20 x 16mm Bio Balls\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cem\u003eNote: Due to manual measurement, there may be a size deviation of 1–3mm. Slight color differences may occur due to screen display settings.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/100-pcs-plant-support-clips-orchid-flower-vine-stem-garden\"\u003e100 PCS Plant Support Clips for Orchid, Flower \u0026amp; Vine Stems\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/dog-cat-cooling-mat-ice-silk-pet-bed\"\u003eDog \u0026amp; Cat Cooling Mat – Ice Silk Pet Bed S to 2XL\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/kitty-kurlz-accordion-cat-scratcher-toy-bell-balls\"\u003eKitty Kurlz Accordion Cat Scratcher Toy with Bell Balls\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.fws.gov\/\" target=\"_blank\" rel=\"noopener\"\u003eU.S. Fish and Wildlife Service\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: How do aquarium bio balls work as filter media?\u003c\/h4\u003e\n\u003cp\u003eA: Bio balls act as a biological filter media by providing a large surface area — especially through the inner bio-sponge — for beneficial bacteria to colonize. These bacteria help break down harmful waste compounds in your fish tank water, naturally stabilizing water quality and supporting a healthy aquatic environment for your fish and plants.\u003c\/p\u003e\n\u003ch4\u003eQ: How often do I need to replace these 16mm bio balls?\u003c\/h4\u003e\n\u003cp\u003eA: These bio balls are designed to be long-lasting and do not need regular replacement unless physically damaged or destroyed. If you notice excessive build-up, simply rinse them gently using water taken directly from your established aquarium to preserve the beneficial bacteria colonies — avoid using tap water, as chlorine can harm the bacteria.\u003c\/p\u003e\n\u003ch4\u003eQ: Are these bio balls suitable for marine (saltwater) aquariums?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! These 16mm bio balls are compatible with both freshwater and marine (saltwater) aquarium setups. They work effectively in wet\/dry filters, sump systems, and canister filters commonly used in marine tank configurations.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"How do aquarium bio balls work as filter media?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Bio balls act as a biological filter media by providing a large surface area — especially through the inner bio-sponge — for beneficial bacteria to colonize. 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They work effectively in wet\/dry filters, sump systems, and canister filters commonly used in marine tank configurations.\"}}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"BreadcrumbList\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/n8ande-60.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Home page\", \"item\": \"https:\/\/n8ande-60.myshopify.com\/collections\/frontpage\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"20Pcs 16mm Aquarium Bio Balls – Fish Tank Filter Media\", \"item\": \"https:\/\/n8ande-60.myshopify.com\/products\/20pcs-16mm-aquarium-bio-balls-fish-tank-filter-media\"}]}\u003c\/script\u003e","brand":"Axl","offers":[{"title":"20pcs","offer_id":44158528880727,"sku":"14:193#20pcs","price":8.23,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0676\/6008\/7383\/files\/Sdb7a3a5947c741f89b48e00e53034db8B.webp?v=1786601972","url":"https:\/\/axlcustomersupport.com\/products\/20pcs-16mm-aquarium-bio-balls-fish-tank-filter-media","provider":"Axl","version":"1.0","type":"link"}