{"product_id":"hygger-small-aquarium-bio-sponge-filter-6-20-gallon-tank-for-breeding-fry-betta-shrimp","title":"hygger Small Aquarium Bio Sponge Filter | 6-20 Gallon Tank for Breeding Fry, Betta \u0026 Shrimp","description":"\u003ch2\u003eTwo-stage filtration that fits small tanks\u003c\/h2\u003e\n\u003cp\u003eThe hygger Small Aquarium Bio Sponge Filter combines mechanical and biological filtration in a compact design, ideal for 6-20 gallon setups. The fine sponge traps waste and tiny debris while bio balls offer ample surface area for beneficial bacteria to colonize, helping maintain clear water and a stable micro-ecosystem without taking up valuable space in your aquarium.\u003c\/p\u003e\n\u003ch3\u003eSafety-first and tank-friendly\u003c\/h3\u003e\n\u003cp\u003eDesigned with a seamless, no-moving-parts construction, this sponge filter minimizes the risk of fry, shrimp, or shy fish getting drawn into the unit. It’s a practical choice for shrimp tanks, fry rearing, or quarantine setups where gentle filtration matters.\u003c\/p\u003e\n\u003ch3\u003eAeration without aggression\u003c\/h3\u003e\n\u003cp\u003eBeyond filtration, the device aerates the water with soft bubbles, creating light circulation that supports calm-flow environments. This can be especially beneficial for bettas and fry that prefer slower water movement.\u003c\/p\u003e\n\u003ch3\u003eHow it runs and maintenance tips\u003c\/h3\u003e\n\u003cp\u003eThe filter is air-pump driven, requiring at least a 2W air pump and airline (sold separately). A dedicated plastic chamber provides quick access to media for easy maintenance or replacement, so you can refresh sponge and bio balls without a hassle.\u003c\/p\u003e\n\u003ch3\u003eSize options and compatibility\u003c\/h3\u003e\n\u003cp\u003eSize S (1.8 in W x 5.4 in H) is suggested for 2-5 gallon tanks, while Size L (3 in W x 7.3 in H) suits 6-20 gallon setups. Suitable for both freshwater and saltwater environments.\u003c\/p\u003e\n\u003ch3\u003eWhat you can expect in real setups\u003c\/h3\u003e\n\u003cp\u003eIn real-world use, hobbyists often pair this filter with fry rearing, betta community tanks, shrimp habitats, or quarantine areas to support clearer water and balanced filtration. Benefits are design-driven possibilities rather than guarantees, and results can vary with tankmates and bioload.\u003c\/p\u003e\n\u003ch3\u003eKey takeaways\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eTwo-stage filtration: mechanical sponge plus biological bio balls\u003c\/li\u003e\n  \u003cli\u003eSeamless, fish-safe design with no moving parts\u003c\/li\u003e\n  \u003cli\u003eGentle aeration to promote calm water motion\u003c\/li\u003e\n  \u003cli\u003eAir pump driven; requires 2W air pump and airline (sold separately)\u003c\/li\u003e\n  \u003cli\u003eEasy access to media for quick maintenance\u003c\/li\u003e\n  \u003cli\u003eTwo size options for 2-5 gal or 6-20 gal tanks\u003c\/li\u003e\n  \u003cli\u003eCompatible with freshwater and saltwater aquariums\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 the large hygger Bio Sponge Filter designed for?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: The Large model is intended for 6-20 gallon tanks and works with a 2W air pump.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What else do I need to operate the filter?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: An air pump (2W minimum) and airline are required and sold separately.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"hygger","offers":[{"title":"Default Title","offer_id":53720091492681,"sku":"B07W7YQWB3","price":26.92,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0986\/1781\/9465\/files\/hygger-small-aquarium-bio-sponge-filter-front-view-6-20-gallon_jpg.jpg?v=1769381337","url":"https:\/\/petvita.co.uk\/products\/hygger-small-aquarium-bio-sponge-filter-6-20-gallon-tank-for-breeding-fry-betta-shrimp","provider":"Petvita","version":"1.0","type":"link"}