Fluval BIO-FX 5L

BIO-FX is a premium biological media ideal for use with all filter types. Featuring a complex porous structure with deep interconnected micro-tunnels, BIO-FX provides vast surface areas where billions of beneficial nitrifying bacteria can easily establish themselves and thrive to foster a healthier aquatic environment.. Features. Biological filter media. Safe, inert ceramic material. 5 L format is designed for use with larger canisters and sump filtration.. Deep pore structure with interconnected micro-tunnels offers vast surface area for billions of beneficial nitrifying bacteria to establish and thrive. Linked cavities permit free and even water flow, discourage blockages and prolong contact time for superior and effective biological filtration. Allows for the establishment of a high concentration of nitrifying bacteria to reduce ammonia and nitrite quickly and efficiently for a healthier aquarium. For best results, rinse monthly using aquarium water and replace partially every 6 months. For optimal filtration, place in the last stage of the filtration process. Usage: For most aquariums, 1 filter basket layer of BIO-FX is adequate. For higher bio loads, additional BIO-FX can be used