{"product_id":"alegi-aquarium-sponge-filter-medium-4-pack-for-20-50-gallon-tanks","title":"ALEGI Aquarium Sponge Filter, Medium 4-Pack for 75.7–189 L Tanks","description":"\u003cp\u003e\u003cstrong\u003eALEGI Aquarium Sponge Filter is a four-piece filtration set for shrimp, fish, betta and breeding tanks, with each filter recommended for aquariums of 20–50 gallons (76–189 L).\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMechanical and biological filtration — supports two filtration functions in one sponge filter.\u003c\/li\u003e\n\u003cli\u003eFour filters, four check valves, four control valves and four suction cups — includes components for setting up each filter.\u003c\/li\u003e\n\u003cli\u003eRecommended for 20–50 gallon aquariums per filter — helps you match a filter to your tank size.\u003c\/li\u003e\n\u003cli\u003eCheck valves on the air hoses — help prevent water backflow and air pump damage during a power outage.\u003c\/li\u003e\n\u003cli\u003eRinse and squeeze the sponge in tank water — a straightforward cleaning method.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFor aquariums housing shrimp, fish, bettas or fry, filtration needs to suit both the tank and its inhabitants. ALEGI’s sponge filters connect to an air pump with an airline and provide mechanical and biological filtration while helping clean and oxygenate the aquarium. The set is intended for aquarium use, including breeding setups, rather than as a standalone air pump.\u003c\/p\u003e\n\u003ch3\u003eWhat tank size is each ALEGI sponge filter for?\u003c\/h3\u003e\n\u003cp\u003eEach filter is recommended for a 20–50 gallon aquarium. Choose the filter based on the capacity of the individual tank; the four filters do not change the stated recommendation for each unit. The sponge-filter design suits fish, shrimp and betta tanks, as well as breeding and fry setups.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eRecommended tank capacity applies to each filter.\u003c\/li\u003e\n\u003cli\u003eSuitable tank uses include shrimp, fish, betta and breeding aquariums.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHow does the ALEGI Aquarium Sponge Filter connect?\u003c\/h3\u003e\n\u003cp\u003eConnect one end of an airline to an air pump and the other end to the filter, then turn on the pump. The air-driven setup helps clean and oxygenate the aquarium, while the sponge provides mechanical and biological filtration. A check valve on the air hose helps guard against backflow if power is interrupted.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSetup requires an air pump and an airline connection.\u003c\/li\u003e\n\u003cli\u003eEach filter set includes a check valve and a control valve.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhat comes in the four-piece ALEGI filter set, and how do you clean it?\u003c\/h3\u003e\n\u003cp\u003eThe set contains four sponge filters, four non-return check valves, four control valves and four suction cups. To clean a sponge, rinse and squeeze it in water taken from the aquarium. This gives you a simple maintenance method for the sponge without adding a different cleaning step.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFour suction cups are included for the filter setup.\u003c\/li\u003e\n\u003cli\u003eClean the sponge using tank water.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eALEGI Aquarium Sponge Filter suits aquarium keepers setting up fish, shrimp, betta or breeding tanks who want sponge-based filtration with an air-pump connection. Its four filters are each recommended for 20–50 gallon aquariums, and the set includes check valves, control valves and suction cups for the 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: What size aquarium is each ALEGI Aquarium Sponge Filter suitable for?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Each ALEGI Aquarium Sponge Filter is recommended for a 20–50 gallon aquarium, including fish, shrimp, betta and breeding tanks.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What is included with the ALEGI Aquarium Sponge Filter set?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: The ALEGI Aquarium Sponge Filter set includes four sponge filters, four non-return check valves, four control valves and four suction cups.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"ALEGI","offers":[{"title":"Default Title","offer_id":55677536960855,"sku":"B0BHWC8F71","price":56.89,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1056\/4780\/0663\/files\/alegi-aquarium-sponge-filter-front-view.jpg?v=1793399314","url":"https:\/\/bathpetsupplies.co.uk\/products\/alegi-aquarium-sponge-filter-medium-4-pack-for-20-50-gallon-tanks","provider":"BathPetSupplies","version":"1.0","type":"link"}