Fluval Bio Foam Max 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. Fluval Bio-Foam Max is a 2-in-1 biological and mechanical media that features a rippled surface pattern for up to 30% more surface area. This allows it to offer more effective filtering of waste and debris via premium biological and mechanical filtration. This product is desigened specifically for the Fluval 207/307 and 206/306 performance canister filters. The design prevents premature clogging, which helps to extend the life of filter media, and the complex foam construction helps maintain even water flow. This product is desigened specifically for the Fluval 207/307 and 206/306 performance canister filters. For use in freshwater and saltwater aquariums After something different? View all Fluval Filters and Media. New to fish care? View our guide to Setting Up a Fishtank.