{"product_id":"fluval-biological-aquarium-filter-media-5-l-ceramic-bio-fx","title":"Fluval Biological Aquarium Filter Media, 5 L Ceramic BIO-FX","description":"\u003cp\u003eFluval BIO-FX is 5 L of biological aquarium filter media for canister filters and sumps, with a deep-pore ceramic structure that supports beneficial nitrifying activity.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e5 L volume for use in canister filters and sumps of all sizes, including Fluval FX and 07 series — choose media for compatible filtration systems.\u003c\/li\u003e\n\u003cli\u003eSafe, inert ceramic that does not alter water chemistry — add biological media without changing the aquarium’s water chemistry.\u003c\/li\u003e\n\u003cli\u003eDeep pores and interconnected micro-tunnels — provide extensive surface area for biological activity.\u003c\/li\u003e\n\u003cli\u003eLinked cavities allow even water flow and discourage blockages — water can pass through the media while maintaining contact time.\u003c\/li\u003e\n\u003cli\u003eSupports beneficial biological activity that reduces ammonia and nitrite — helps maintain a healthier aquarium.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFluval BIO-FX is made for aquarium keepers who want biological media in a canister filter or sump. Its ceramic structure provides surfaces for beneficial nitrifying activity, while the linked internal channels allow water to move through the media. It is suited to filtration setups where biological filtration is part of the aquarium’s water-treatment process.\u003c\/p\u003e\n\u003ch3\u003eWhich filters can use Fluval BIO-FX?\u003c\/h3\u003e\n\u003cp\u003eFluval BIO-FX is designed for canister filters and sumps of all sizes, including Fluval FX and 07 series filters. Its 5 L volume supplies biological media for compatible filtration systems across a range of aquarium setups.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFor canister filters and sumps.\u003c\/li\u003e\n\u003cli\u003eIncludes compatibility with Fluval FX and 07 series.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHow does Fluval BIO-FX support biological filtration?\u003c\/h3\u003e\n\u003cp\u003eFluval BIO-FX uses a deep-pore ceramic structure with interconnected micro-tunnels to create a large surface area for biological activity. Its linked cavities permit free, even water flow, discourage blockages and extend water contact time through the media. Beneficial nitrifying activity can reduce ammonia and nitrite in the aquarium.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMade from inert ceramic.\u003c\/li\u003e\n\u003cli\u003eDesigned to support a high concentration of biological activity.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHow should Fluval BIO-FX be maintained and positioned?\u003c\/h3\u003e\n\u003cp\u003eFor best results, rinse Fluval BIO-FX monthly using aquarium water and replace it partially every six months. Place it in the last stage of the filtration process for optimal filtration.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eRinse with aquarium water rather than changing the stated maintenance method.\u003c\/li\u003e\n\u003cli\u003eReplace the media partially at six-month intervals.\u003c\/li\u003e\n\u003cli\u003ePosition it at the final filtration stage.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFluval BIO-FX suits aquarium keepers using a canister filter or sump who want ceramic biological media with defined rinsing and replacement guidance. Its 5 L volume, linked-pore structure and compatibility with Fluval FX and 07 series filters make it a practical choice for those setups.\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: Which filters are compatible with Fluval BIO-FX biological aquarium filter media?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Fluval BIO-FX biological aquarium filter media is designed for canister filters and sumps of all sizes, including Fluval FX and 07 series filters.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How do you maintain Fluval BIO-FX biological aquarium filter media?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Rinse Fluval BIO-FX biological aquarium filter media monthly using aquarium water, replace it partially every six months, and position it in the last filtration stage.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Fluval","offers":[{"title":"Default Title","offer_id":55680253296983,"sku":"B09NWGJTFF","price":95.87,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1056\/4780\/0663\/files\/fluval-bio-fx-biological-media-product-view.jpg?v=1793427328","url":"https:\/\/bathpetsupplies.co.uk\/products\/fluval-biological-aquarium-filter-media-5-l-ceramic-bio-fx","provider":"BathPetSupplies","version":"1.0","type":"link"}