AquaClear 50 Foam Filter Insert is a mechanical filter media that effectively removes particles and debris from aquarium water. It also prevents particulate waste from prematurely clogging other media in the filter. Primarily a mechanical filtration media, it also provides powerful biological filtration as friendly bacteria eventually grow inside its pore structure.
Includes: AquaClear 50 Foam Filter Insert, 3 pack
Compatible With: AquaClear 50 Power Filter