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.

• 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

Size: 5L, large nugget size (1.8cm x 2cm)