Penn-Plax Cascade Bio-Floss Replacement Poly Fiber Floss Pads for Cascade 1200 & 1500 Canister Aquarium Filters – 6 Pack, White (CCF331)

Cascade Bio-Floss filter media from Penn-Plax works to keep your aquarium water clean & clear. Each filter in this 6-pack is specially sized & designed to fit your Cascade Canister Filter Pump. Bio-Floss filter media is made from a durable poly-fiber that traps floating particulate matter and debris, and helps to extend the life of your carbon and biological filter media. Bio-Floss filter media comes in the perfect size to fit your exact Cascade Cannister Filter Pump. For use on canister type filter pumps only.