{"product_id":"tetra-whisper-bio-bag-filter-cartridges-medium-3-pack-for-freshwater-marine-aquariums","title":"Tetra Whisper Bio-Bag Filter Cartridges – Medium (3-Pack) for Freshwater \u0026 Marine Aquariums","description":"\u003ch2\u003eCrystal-Clear Water, Fresh Odor Control\u003c\/h2\u003e\n\u003cp\u003eTetra Whisper Bio-Bag Disposable Filter Cartridges are designed to keep aquarium water clear while reducing odors and discoloration. The medium cartridges pair a dense dual-sided mesh with Ultra-Activated carbon to target debris and unfamiliar tank smells, helping you enjoy a visually calm display in both freshwater and marine environments. This 3-pack is ready to use right away, and the color-coded packaging helps you identify the right size for your filter with ease.\u003c\/p\u003e\n\u003ch3\u003eWhy this filter stands out\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCarbon filtration for odors and discoloration\u003c\/strong\u003e keeps water looking and smelling better.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDense mesh captures debris\u003c\/strong\u003e and waste before they drift through the tank.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFits Tetra Whisper filters\u003c\/strong\u003e with color-coded sizing to simplify replacement decisions.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eReady-to-use assembly\u003c\/strong\u003e means no extra parts or setup steps needed.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMonthly replacement guidance\u003c\/strong\u003e helps maintain performance; replace sooner if flow slows.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHow it fits your aquarium setup\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompatibility\u003c\/strong\u003e medium cartridges fit the PF10 Power Filter, 10i Internal Filter, and Reptofilter 90 GPH.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eColor-coded color system\u003c\/strong\u003e makes it easy to choose the correct size for your filter model.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eConvenience\u003c\/strong\u003e fully assembled and ready-to-use, so you can swap with minimal steps.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSimple care\u003c\/strong\u003e rinse under cool tap water to remove carbon dust before first use.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eTo maintain consistent clarity, read all label information and follow a regular replacement schedule. For best results, consider replacing the cartridge monthly or sooner if you notice reduced water flow.\u003c\/p\u003e\n\u003ch3\u003eA trusted brand for decades\u003c\/h3\u003e\n\u003cp\u003eSince 1951, Tetra has built a broad portfolio of fish care products—from food and filters to test kits and decor. Whether you’re an experienced hobbyist or just starting out, Tetra offers solutions that aim to simplify maintenance while supporting vibrant aquatic life. The Whisper Bio-Bag line is part of a larger ecosystem designed to support easy, reliable filtration in home aquariums.\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 tanks and filters is the medium Bio-Bag cartridge compatible with?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Fits PF10 Power Filter, 10i Internal Filter, and Reptofilter 90 GPH; use the color-coded sizing to select the right cartridge.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How often should I replace the Bio-Bag cartridge?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Replace monthly, or sooner if you notice reduced water flow; cartridges are ready-to-use and easy to swap.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Tetra","offers":[{"title":"Default Title","offer_id":53560608489801,"sku":"B0006JM09E","price":18.4,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0986\/1781\/9465\/files\/tetra-whisper-bio-bag-filter-cartridge-medium-assembly_jpg.jpg?v=1766435351","url":"https:\/\/petvita.co.uk\/products\/tetra-whisper-bio-bag-filter-cartridges-medium-3-pack-for-freshwater-marine-aquariums","provider":"Petvita","version":"1.0","type":"link"}