{"product_id":"nicrew-aquarium-internal-filter-2-5-gallon-tanks-40-gph-3-5w","title":"NICREW Aquarium Internal Filter – 2–5 Gallon Tanks, 40 GPH, 3.5W","description":"\u003ch3\u003eCompact filtration for small tanks\u003c\/h3\u003e\n\u003cp\u003eIn compact nano tanks, water quality matters for healthy inhabitants and crisp visuals. The NICREW Aquarium Internal Filter is a submersible unit designed for 2–5 gallon tanks. It delivers multi-stage filtration and gentle aeration to support a balanced water environment without overwhelming the tank’s look.\u003c\/p\u003e\n\u003ch3\u003eHow it helps your aquarium\u003c\/h3\u003e\n\u003cp\u003eBiological filtration helps sustain a stable microbial balance, supporting waste processing over time. The fine filter foam traps debris and fish waste while helping reduce odors, contributing to clearer water between cleanings.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eBiological filtration supports a stable microbial balance in small tanks.\u003c\/li\u003e\n  \u003cli\u003eFine foam traps debris and fish waste while absorbing odors for clearer water.\u003c\/li\u003e\n  \u003cli\u003eAbundant air bubbles and a steady current enhance oxygenation and water circulation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe NICREW filter also features adjustable airflow. The air regulator delivers a gentle flow, suitable for delicate fish or shrimp, reducing abrupt surges. Quick assembly and disassembly, plus four suction cups, simplify in-tank installation and make the unit compatible with both freshwater and saltwater setups.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eAdjustable air regulator provides a mild flow for sensitive species.\u003c\/li\u003e\n  \u003cli\u003eFour suction cups secure the unit for stable in-tank placement.\u003c\/li\u003e\n  \u003cli\u003eDesigned for use in freshwater and saltwater environments without major adjustments.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eReal-world use in 2, 3, or 5 gallon setups can help maintain water clarity and offer a discreet filtration boost. While outcomes vary with tank conditions, this compact filter can contribute to better water quality and consistent circulation in nano aquariums. The design emphasizes quiet operation, easy maintenance, and space efficiency without making guarantees about results.\u003c\/p\u003e\n\u003cp\u003eKey specs include a 40 GPH flow rate and a 3.5W power draw, making it a practical option where space and energy use matter in small habitats.\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 tank size is this NICREW Internal Filter designed for?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Suitable for 2–5 gallon tanks, delivering about 40 GPH with a compact 3.5W draw.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can this filter be used in both freshwater and saltwater setups?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. It supports freshwater and saltwater, with an adjustable flow and secure mounting.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"NICREW","offers":[{"title":"Default Title","offer_id":53558577922377,"sku":"B09DPHDF8Z","price":22.01,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0986\/1781\/9465\/files\/nicrew-aquarium-internal-filter-in-tank-installation.jpg?v=1766412687","url":"https:\/\/petvita.co.uk\/products\/nicrew-aquarium-internal-filter-2-5-gallon-tanks-40-gph-3-5w","provider":"Petvita","version":"1.0","type":"link"}