{"product_id":"cunina-12pcs-medium-filter-cartridges-for-tetra-whisper-compatible-aquarium-filter-media","title":"Cunina 12pcs Medium Filter Cartridges for Tetra Whisper – Compatible Aquarium Filter Media","description":"\u003ch2\u003eEffortless compatibility, dependable filtration, and simple upkeep\u003c\/h2\u003e\n\u003cp\u003eMeet Cunina 12pcs Medium Filter Cartridges—a versatile replacement option designed to fit a range of Whisper and Tetra filtration systems. With a compact 3.5 x 5.5 inch footprint, these cartridges slide neatly into Whisper PF10, IQ10, and 10i Internal Filters, as well as TetraFauna ReptoFilter setups up to 20 gallons. The 12-pack arrives as individually wrapped replacements, ensuring freshness and ready-to-use convenience so you can keep your tank running smoothly without guesswork about fit.\u003c\/p\u003e\n\n\u003ch3\u003eWhat makes Cunina cartridges practical for daily aquarium care\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eBroad compatibility: fits Whisper PF10, IQ10, 10i Internal Filters, and related Tetra systems, with the sizing noted as 3.5 x 5.5 inches.\u003c\/li\u003e\n  \u003cli\u003e3-layer vertical filtration: dual-sided mesh traps debris and fish waste, activated carbon absorbs dissolved metals, and non-woven fabric captures fine impurities.\u003c\/li\u003e\n  \u003cli\u003eWater quality and taste considerations: activated carbon helps reduce impurities, contributing to clearer water and a more balanced feel to the tank environment.\u003c\/li\u003e\n  \u003cli\u003eQuality packaging: 12-filter pack, with each cartridge individually sealed to help maintain high standards from unpacking to installation.\u003c\/li\u003e\n  \u003cli\u003eEffortless installation: designed for quick setup, minimizing tank downtime during replacement.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eReal-world use and care\u003c\/h3\u003e\n\u003cp\u003eIn everyday use, these cartridges support routine maintenance by managing debris from feeding and fish activity, which can contribute to clearer water between changes. The filter’s compact size fits within the chamber architecture of Whisper and Tetra systems, providing a reliable filtration path that supports stable flow. While individual results vary with tank conditions, customers often notice a steadier water appearance and a calmer tank ambiance when used as part of a regular replacement routine.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eReplace every 2–4 weeks depending on fish load and tank conditions to help maintain water quality.\u003c\/li\u003e\n  \u003cli\u003eBefore inserting a new cartridge, rinse it under cool water to remove any dust from transit.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eNote: Brand names and trademarks are used for identification and compatibility reference; actual performance depends on your specific tank setup.\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: Are these Cunina cartridges compatible with my Tetra Whisper filter?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. They fit Whisper PF10, IQ10, 10i Internal, and related Tetra configurations.\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 cartridges?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Typically every 2–4 weeks, depending on fish load and tank conditions.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Cunina","offers":[{"title":"Default Title","offer_id":40565324480641,"sku":"B0CZ95K1CH","price":57.68,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0598\/4757\/3633\/files\/cunina-12pcs-medium-filter-cartridges-packaging.jpg?v=1765990325","url":"https:\/\/petiva.ca\/products\/cunina-12pcs-medium-filter-cartridges-for-tetra-whisper-compatible-aquarium-filter-media","provider":"Petiva","version":"1.0","type":"link"}