Item #: A1459 | UPC: 015561114592

Available in 2 packaging formats and 2 nugget sizes, 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.


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  • 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

Questions & Answers

Will the zipper on the mesh media bag included with BIO-FX rust over time?

No! The zipper is made of plastic and is safe to use in freshwater and saltwater aquariums.

How much surface area does BIO-FX provide for nitrifying bacteria?

BIO-FX provides 2,250 square meters of surface area per liter of media.

What material is BIO-FX made of?

BIO-FX is made of a safe, inert ceramic material.

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 Need Help? Get Answers. Visit the Support Center