{"product_id":"seachem-matrix-250ml-high-performance-biological-filter-media","title":"Seachem Matrix 250ml – High Performance Biological Filter Media","description":"\u003cp data-start=\"315\" data-end=\"654\"\u003eSeachem Matrix 250ml is a premium biological filtration media designed to provide exceptional water quality in marine and freshwater aquariums. Made from a highly porous, inert inorganic material, Matrix offers an enormous internal and external surface area, supporting both nitrifying and denitrifying bacteria in a single filter.\u003c\/p\u003e\n\u003cp data-start=\"656\" data-end=\"1011\"\u003eEach litre of Seachem Matrix delivers the equivalent surface area of 170 litres of traditional plastic bio media, allowing efficient removal of ammonia, nitrite, and nitrate simultaneously. Unlike standard biological media, the deep internal pores allow beneficial bacteria to thrive safely inside, making Matrix highly effective even when rinsed.\u003c\/p\u003e\n\u003cp data-start=\"1013\" data-end=\"1167\"\u003eCompletely inert and non-degrading, Seachem Matrix never needs replacement and is suitable for nearly all filtration systems, especially canister filters.\u003c\/p\u003e\n\u003cp data-start=\"1174\" data-end=\"1193\"\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-start=\"1196\" data-end=\"1253\"\u003eRemoves ammonia, nitrite, and nitrate in one filter\u003c\/li\u003e\n\u003cli data-start=\"1256\" data-end=\"1317\"\u003eMassive surface area — 170× more than plastic bio balls\u003c\/li\u003e\n\u003cli data-start=\"1320\" data-end=\"1370\"\u003eSupports both aerobic and anaerobic bacteria\u003c\/li\u003e\n\u003cli data-start=\"1373\" data-end=\"1424\"\u003eHighly porous inorganic structure (≈10mm spheres)\u003c\/li\u003e\n\u003cli data-start=\"1427\" data-end=\"1480\"\u003eCompletely inert — will not break down or leach\u003c\/li\u003e\n\u003cli data-start=\"1483\" data-end=\"1525\"\u003eNever needs replacement under normal use\u003c\/li\u003e\n\u003cli data-start=\"1528\" data-end=\"1586\"\u003eCan be safely rinsed without harming beneficial bacteria\u003c\/li\u003e\n\u003cli data-start=\"1589\" data-end=\"1637\"\u003eSuitable for marine and freshwater aquariums\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1667\" data-end=\"2042\"\u003eSeachem Matrix 250ml is a long-lasting, high-efficiency biological filter media that delivers superior biological filtration in a compact form. By supporting both nitrifying and denitrifying bacteria, it helps maintain stable, crystal-clear water while reducing harmful waste compounds naturally. A reliable choice for reef tanks, planted aquariums, and high-bioload systems.\u003c\/p\u003e","brand":"Reef-freaks","offers":[{"title":"Default Title","offer_id":55421435085176,"sku":"716067","price":5.59,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0683\/7115\/3169\/files\/seachem_matrix_ammonia_nitrite_2.png?v=1768648202","url":"https:\/\/reef-freaks.co.uk\/products\/seachem-matrix-250ml-high-performance-biological-filter-media","provider":"Reef-freaks","version":"1.0","type":"link"}