Zanyzap Bio Sponge for Penn-Plax Cascade 700/1000 Canister Filter Foam - 10 Pack

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

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

Generic Bio Floss and Bio Sponge Value Packs for Cascade 500/700/1000/12000/15000 Canister Filters (#700/1000 Bio Floss)

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

Penn Plax Cascade Nylon Filter with Biological Ceramic Rings

Cascade CCF3UL Canister Filter For Large Aquariums and Fish Tanks - Up To 100 Gallons, Filters 265 GPH

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

Cascade Penn-Plax 700, 1000, 1200 & 1500 Canister Filter Replacement Media Basket Joint Seal (CCF221)

Penn Plax Bio-Floss Filter Media for Cascade 700 and 1000 Canister Aquarium Filter Pumps, 6-Boxes/36-Cartridges

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