Bio Sponge for Penn-Plax Cascade 1200/1500 Canister Filter Foam - 8 Pack

Penn Plax Cascade 1200/1500 GPH Floss Pads, 6-Pack

Penn Plax Cascade Pro-Carb Canister Filter for Aquariums, 2-Pack

Penn Plax Pro-Carb Filter Bags for All Canister Filters - Filled with Activated Carbon for Clean Aquarium Water - 8 Ounces, 2 Pack

Cascade 1200/1500 Bio Floss (4) 6pks

Cascade CCF4UL Canister Filter For Large Aquariums and Fish Tanks - Up To 150 Gallons, Filters 315 GPH

Penn Plax Cascade Nylon Filter with Biological Ceramic Rings

Penn Plax Cascade Pro-Z Canister Fliter for Aquariums, 2-Pack

Penn Plax Bio-Floss Filter Media for Cascade 1200 and 1500 Canister Aquarium Filter Pumps, 6-Boxes/36-Cartridges

Penn Plax Cascade 700 1000 GPH Floss Pads - Filter Pad Keeps Your Aquarium Clean and Clear - 6 Pack

Cascade CCF5UL Canister Filter For Large Aquariums and Fish Tanks - Up To 200 Gallons, Filters 350 GPH