Fluval U Bio Max BioMax Filled with pioneering spirit, Fluval is one of the top names in aquarium product and care around the globe. With reliable technology, carefully researched nutrition and more, Fluval has been inspiring fish hobbyists for over 35 years. Make your aquariums environment the best it can be, with Fluvals BioMax. Suitable for use in the U-Series filter, BioMax provides an optimal environment for the colonisation and growth of beneficial bacteria; each unique bio ring has a complex pore system that provides an optimal environment where beneficial bacteria can thrive. Provides an optimal environment for the colonisation and growth of beneficial bacteria (biological filter media) Unique bio rings have a complex pore system Reduces and controls ammonia and nitrate
