Fluval 406/407 Bio-Foam

Bio-Foam for 406, 407 Canister Filter, 2-Pack
 
Designed specifically for the Fluval 406/407 performance canister filters, Bio-Foam captures large particles and debris for effective mechanical filtration.
Compatibility
406 Canister Filter
407 Canister Filter
Features
Mechanical filter media
Custom fit to prevent debris bypass
Ideal pore size allows efficient water flow and longer media lifespan
Enhances the biological filtration process
Convenient 2-pack format
2 x foam filter blocks included