Biopro Hopar Aqua Aquarium Canister Filter Replacement Fine Wool 1200lph Twin Pk

GENUINE CANISTER FILTER REPLACEMENT SPONGEBiopro Canister Filter Replacement Fine Sponge are designed to capture the smaller particles of waste that cloud up you aquariums water. They are made from high quality synthetic wool and should be replaced regularly or when starting to deteriorate. The fine filter pad will serve as a biological and mechanical filter, essential to the health of your aquarium. Your fine filter pad should be rinsed in aquarium water only in order to maintain biological health.