{"product_id":"filpowis-aquarium-filter-cartridges-24-pack-for-ez-change-3-pre-assembled","title":"Filpowis Aquarium Filter Cartridges, 24-Pack for EZ-Change #3, Pre-Assembled","description":"\u003cp\u003e\u003cstrong\u003eFilpowis aquarium filter cartridges are a 24-pack of ready-to-use replacements for EZ-Change #3 and compatible power filters, designed to help remove debris, control odor, and keep aquarium water clear.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e24 cartridges — keep replacements on hand for routine filter changes.\u003c\/li\u003e\n\u003cli\u003eCompatible with EZ-Change #3, Marineland Penguin PRO 275\/375, and Original Penguin 200\/350 power filters — choose them for the listed filter types.\u003c\/li\u003e\n\u003cli\u003eDense filter pad and grid design — supports debris removal, odor control, and water clarity.\u003c\/li\u003e\n\u003cli\u003ePre-assembled cartridges — install without tools.\u003c\/li\u003e\n\u003cli\u003eRecommended replacement every 2–4 weeks — provides a straightforward routine for cartridge changes.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThese replacement cartridges are made for aquarium owners who want a simple way to maintain filtration using compatible power filters. The pad-and-grid construction is designed to capture debris and help manage odor, supporting clear water and a fresh, comfortable environment for fish. The cartridges are supplied assembled, so preparation is limited to rinsing away any loose carbon before installation.\u003c\/p\u003e\n\u003ch3\u003eWhich filters do these cartridges fit?\u003c\/h3\u003e\n\u003cp\u003eFilpowis cartridges fit EZ-Change #3 systems, including 20-40 and 30-60 power filters, as well as the specified Marineland Penguin models. Compatibility includes Marineland Penguin PRO Power Filters 275 and 375, plus Original Penguin Power Filters 200 and 350; the cartridge size is Rite-Size C.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eEZ-Change #3\u003c\/li\u003e\n\u003cli\u003eMarineland Penguin PRO 275 and 375\u003c\/li\u003e\n\u003cli\u003eOriginal Penguin 200 and 350\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhat does the filter cartridge do?\u003c\/h3\u003e\n\u003cp\u003eThe dense pad and grid are designed to maximize debris removal, odor control, and water clarity. By supporting these filtration tasks, the cartridge helps maintain a fresh aquarium environment and can reduce the time spent manually cleaning the tank. It is a replacement filter component for the compatible power filters, not a complete filter system.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDense filter pad\u003c\/li\u003e\n\u003cli\u003eGrid design\u003c\/li\u003e\n\u003cli\u003eDesigned for debris and odor management\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHow do I prepare and replace a cartridge?\u003c\/h3\u003e\n\u003cp\u003eRinse off any loose carbon before use, then install the pre-assembled cartridge in a compatible filter; no tools are needed. Filpowis recommends replacing cartridges every 2–4 weeks for best results. This gives aquarium owners a clear interval to use when planning routine filter maintenance.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eRinse before use to remove loose carbon\u003c\/li\u003e\n\u003cli\u003eInstall without tools\u003c\/li\u003e\n\u003cli\u003eFollow the recommended 2–4 week replacement interval\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFilpowis aquarium filter cartridges suit fish keepers using the compatible EZ-Change #3 or listed Marineland Penguin power filters who want pre-assembled replacements for regular maintenance. Their pad-and-grid design, tool-free installation, and 24-cartridge quantity make them a practical fit for maintaining filtration on those systems.\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: Which filters are compatible with Filpowis aquarium filter cartridges?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Filpowis aquarium filter cartridges fit EZ-Change #3 systems, Marineland Penguin PRO Power Filters 275 and 375, and Original Penguin Power Filters 200 and 350; they are Rite-Size C.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How often should I replace Filpowis aquarium filter cartridges?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Filpowis aquarium filter cartridges are recommended for replacement every 2–4 weeks. Rinse off any loose carbon before installing a new, pre-assembled cartridge.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Filpowis","offers":[{"title":"Default Title","offer_id":55660885082455,"sku":"B0F7RYBVKD","price":72.24,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1056\/4780\/0663\/files\/filpowis-aquarium-filter-cartridges-front-view.jpg?v=1793329622","url":"https:\/\/bathpetsupplies.co.uk\/products\/filpowis-aquarium-filter-cartridges-24-pack-for-ez-change-3-pre-assembled","provider":"BathPetSupplies","version":"1.0","type":"link"}