{"product_id":"biochemical-sponge-filter-fish-tank","title":"Biochemical Sponge Filter for Fish Tank – Air-Driven Bio Filter","description":"\u003ch2 style=\"text-align: left;\"\u003eCloudy Water Is Stressing Your Fish More Than You Think\u003c\/h2\u003e\n\u003cp style=\"text-align: left;\"\u003eAmmonia and waste build-up in an unfiltered or poorly filtered aquarium is one of the leading causes of fish stress, disease, and death. If your water isn't crystal clear, your fish aren't thriving — they're just surviving.\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003eMost basic filters push water through mechanical media only, leaving behind the invisible biological waste that slowly poisons your tank. You clean it, it gets dirty again within days, and the cycle never ends.\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003eThis biochemical sponge filter works with your air pump to deliver both mechanical and biological filtration simultaneously — trapping debris while cultivating beneficial bacteria colonies that naturally break down ammonia and nitrites, keeping your water stable and your fish healthy.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch2 style=\"text-align: left;\"\u003eWhy This Sponge Filter Works\u003c\/h2\u003e\n\u003cul style=\"padding-left: 20px; text-align: left;\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual Biological + Mechanical Filtration:\u003c\/strong\u003e The high-density sponge traps physical waste while its porous structure hosts beneficial bacteria that convert harmful ammonia into safe compounds — a complete mini-ecosystem in one unit.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdjustable Height (16–23 cm):\u003c\/strong\u003e The telescoping tube adjusts to fit different tank depths, making it versatile across a range of aquarium sizes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGentle Water Flow — Safe for Fry \u0026amp; Shrimp:\u003c\/strong\u003e Air-driven suction is soft enough not to harm baby fish, shrimp, or delicate species that can't handle strong currents.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEasy to Clean Without Losing Bacteria:\u003c\/strong\u003e Simply squeeze the sponge in old tank water during water changes — the beneficial bacteria stay alive while debris is removed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSuction Cup Mounting:\u003c\/strong\u003e The 3.5 cm suction cup base attaches firmly to the tank wall, keeping the filter stable and positioned exactly where you need it.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePlastic + Sponge Construction:\u003c\/strong\u003e Durable, non-toxic materials safe for all freshwater fish, shrimp, and invertebrates.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0699\/4722\/8345\/files\/2_2322c14a-76cd-4a29-96d3-645a55d8a929.png?v=1779648633\" alt=\"Sponge filter close-up\" style=\"max-width:100%;margin:16px 0;\"\u003e\n\u003ch2 style=\"text-align: left;\"\u003eThe Experience of a Truly Clean Tank\u003c\/h2\u003e\n\u003cp style=\"text-align: left;\"\u003eImagine looking at your aquarium and seeing perfectly clear water — every detail of your fish, plants, and substrate visible without a hint of cloudiness. The gentle bubbling sound of the air-driven filter creates a calming ambiance while you know, beneath the surface, beneficial bacteria are silently working to keep your water chemistry balanced. No more emergency water changes, no more stressed fish gasping at the surface.\u003c\/p\u003e\n\u003ch2 style=\"text-align: left;\"\u003eIdeal For\u003c\/h2\u003e\n\u003cul style=\"padding-left: 20px; text-align: left;\"\u003e\n\u003cli\u003eSmall to medium freshwater aquariums\u003c\/li\u003e\n\u003cli\u003eBreeding tanks and fry nurseries\u003c\/li\u003e\n\u003cli\u003eShrimp tanks and invertebrate setups\u003c\/li\u003e\n\u003cli\u003eQuarantine and hospital tanks\u003c\/li\u003e\n\u003cli\u003eBetta fish tanks (gentle flow)\u003c\/li\u003e\n\u003cli\u003eDesktop and office aquariums\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0699\/4722\/8345\/files\/8_e2496cc7-a714-45c9-a630-ec018b36113d.png?v=1779648633\" alt=\"Sponge filter in aquarium\" style=\"max-width:100%;margin:16px 0;\"\u003e\n\u003ch2 style=\"text-align: left;\"\u003eHow to Set It Up\u003c\/h2\u003e\n\u003col style=\"padding-left: 20px; text-align: left;\"\u003e\n\u003cli\u003eAssemble the filter tube and attach the sponge to the base.\u003c\/li\u003e\n\u003cli\u003eAdjust the tube height (16–23 cm) to suit your tank depth.\u003c\/li\u003e\n\u003cli\u003ePress the suction cup firmly against the inside wall of your aquarium.\u003c\/li\u003e\n\u003cli\u003eConnect the air tube from your air pump to the top of the filter.\u003c\/li\u003e\n\u003cli\u003eTurn on the air pump — bubbles will draw water through the sponge, starting filtration immediately.\u003c\/li\u003e\n\u003cli\u003eRinse the sponge in old tank water (not tap water) every 2–4 weeks to maintain flow and bacteria colonies.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0699\/4722\/8345\/files\/4_924e5504-e2a0-4351-9dc4-ba61a3c51301.png?v=1779648633\" alt=\"Sponge filter assembly steps\" style=\"max-width:100%;margin:16px 0;\"\u003e\n\u003ch2 style=\"text-align: left;\"\u003eSpecifications \u0026amp; Available Options\u003c\/h2\u003e\n\u003cul style=\"padding-left: 20px; text-align: left;\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Non-toxic plastic + high-density sponge\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFilter Tube Length:\u003c\/strong\u003e ~10.5 cm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTotal Height:\u003c\/strong\u003e 16–23 cm (adjustable)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSponge Dimensions:\u003c\/strong\u003e ~8 cm length × ~5 cm diameter\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSuction Cup Diameter:\u003c\/strong\u003e ~3.5 cm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackage Includes:\u003c\/strong\u003e 1 × Filter unit\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 style=\"text-align: left;\"\u003eChoose Your Option\u003c\/h2\u003e\n\u003cul style=\"padding-left: 20px; text-align: left;\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eReplacement Cotton (Sponge Only):\u003c\/strong\u003e Perfect if you already have the filter body and just need a fresh sponge media replacement.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFilter (Complete Unit):\u003c\/strong\u003e The full assembled filter including tube, sponge, and suction cup — everything you need to get started right away.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp style=\"text-align: left;\"\u003eGive your fish the clean, stable water they deserve — healthy water means healthy fish. 🐟\u003c\/p\u003e","brand":"Bermuda","offers":[{"title":"Replacement cotton \/ S","offer_id":46675977961657,"sku":"14:691#Replacement cotton;5:100014064","price":31.76,"currency_code":"SAR","in_stock":true},{"title":"filter \/ S","offer_id":46675977994425,"sku":"14:10#filter;5:100014064","price":40.37,"currency_code":"SAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0699\/4722\/8345\/files\/1_2f0ba6b4-7451-464e-b74b-7c91394eb5c0.png?v=1779648633","url":"https:\/\/bermudaksa.com\/en\/products\/biochemical-sponge-filter-fish-tank","provider":"Bermuda","version":"1.0","type":"link"}