{"product_id":"fedour-submersible-aquarium-internal-filter-80-gph-4w-for-3-20-gallon-tanks","title":"FEDOUR Submersible Aquarium Internal Filter – 80 GPH, 4W, for 3-20 Gallon Tanks","description":"\u003cp\u003eMeet the FEDOUR Submersible Aquarium Internal Filter, a compact water-pump solution designed for small to medium tanks up to 35 gallons. Built for 3-20 gallon setups, it blends a gentle spray-bar waterfall with a dedicated aeration outlet to balance filtration and oxygenation in your fish habitat. Its discreet footprint fits neatly beside decor, while delivering steady circulation that can help maintain a clear, comfortable tank environment.\u003c\/p\u003e\n\n\u003ch3\u003eEfficient filtration in a compact package\u003c\/h3\u003e\n\u003cp\u003ePowered by a 4-watt motor, this internal filter moves up to 80 GPH (300 L\/H), delivering reliable turnover without overwhelming your fish. The slim dimensions (about 5.3 x 1.5 x 1.1 inches) let you position it where it won’t intrude on your tank’s layout. Use the adjustable flow slider to tailor the level of movement to your stock, plants, and decor, giving you flexibility as your aquarium evolves.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eTwo outlets offer flexible water movement: a spray bar for a gentle waterfall effect and an aeration outlet for light surface oxygenation.\u003c\/li\u003e\n  \u003cli\u003eEffective filtration targets grease and debris while supporting both biochemical and physical filtration processes.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFiltration features you can trust\u003c\/h3\u003e\n\u003cp\u003eThe dual-outlet design helps you strike a balance between circulation, oxygenation, and filtration. The system works in harmony with your tank’s bio-filtration, promoting a healthier water habitat for your fish and plants. The package includes two biochemical cotton replacements for ongoing maintenance, ensuring you have a ready path to steady filtration performance.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eBiochemical cotton replacements help maintain water quality between cleanings.\u003c\/li\u003e\n  \u003cli\u003eThis setup supports a combination of physical capture and biochemical filtration for clearer water.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSimple setup, steady performance\u003c\/h3\u003e\n\u003cp\u003eThanks to strong suction cups, the filter installs securely in minutes and can be placed anywhere in your tank. The adjustable flow bar lets you dial in the right level of turnover for different stocking levels, plant density, and tank aesthetics. Whether you’re nurturing a community of small fish or maintaining a solo setup, this internal filter offers a practical, low-profile solution that minimizes bulk while maximizing reliability.\u003c\/p\u003e\n\u003cp\u003eWhile no device can guarantee outcomes, many hobbyists find that consistent circulation helps maintain clearer water and reduces buildup on tank surfaces when paired with regular maintenance. The FEDOUR internal filter is designed to be a user-friendly upgrade for 3-20 gallon systems and can accommodate moderate bioload in larger tanks as needed.\u003c\/p\u003e\n\n\u003ch3\u003eWhat you get\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e2x biochemical cotton replacements included\u003c\/li\u003e\n  \u003cli\u003eOne compact internal filter unit with two outlets\u003c\/li\u003e\n\u003c\/ul\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 tank size is this FEDOUR filter best for?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Best suited for 3-20 gallon tanks; supports up to around 35 gallons with moderate bioload.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What features does the FEDOUR internal filter offer?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Two outlets, adjustable flow, 80 GPH, 4W motor, includes 2 biochemical cotton replacements, easy suction-cup installation.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"FEDOUR","offers":[{"title":"Default Title","offer_id":53558008709449,"sku":"B08NJSBJL4","price":21.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0986\/1781\/9465\/files\/fedour-submersible-filter-flow-rate-80gph.jpg?v=1766404845","url":"https:\/\/petvita.co.uk\/products\/fedour-submersible-aquarium-internal-filter-80-gph-4w-for-3-20-gallon-tanks","provider":"Petvita","version":"1.0","type":"link"}