About This

• 12Pcs Bio Media for Fluval 406 & 407 Canister Filters - Aquarium Biological Filter Media
• Premium biological and mechanical filtration media designed specifically for the Fluval 406, 407 canister filters
• Bio-Foam Max filter media pieces, which can better adsorb impurities; it can also maintain beneficial bacterial communities well; it is easy to clean, reusable, and better keep the water quality clear
• Bio-sponge Max's corrugated design increases the surface area and captures fine particles that are not captured in the first-level foam filtration. The Bio-sponge+ biofiltration media has a macroporous surface that supports a variety of beneficial bioactivity