Fluval Bio-Foam for FX4/FX5/FX6 Canister Filter, 3-Pack

Designed specifically for Fluval FX4, FX5 and FX6 canister filters, the FX5/6 Foam Pads capture large particles and debris for effective mechanical filtration.

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
* For use in freshwater or saltwater aquariums
* Convenient 3-pack format
* 3x foam pads included