Penn Plax Cascade Pro Carb Canister Filter for Aquariums, 2-Pack
Penn Plax Cascade 1200/1500 GPH Bio Sponge
Penn Plax Cascade 1200/1500 GPH Floss Pads, 6-Pack
Penn Plax Cascade 1500 - 350GPH Canister Filter
Penn Plax Cascade 700/1000 GPH Floss Pads, 6-Pack
Penn Plax Cascade Nylon Filter with Biological Ceramic Rings
Penn Plax Cascade Elite Filter Recharge Kits: Bio Floss, Bio Foam, Pro Carb and Bio Rings (Cascade 1200/1500 - 60 Day Recharge)
Penn Plax Cascade Pro-Carb Canister Filter for Aquariums, 2-Pack
Cascade CCF3UL Canister Filter, 100 Gallon, 265gph
Bio Sponge for Penn-Plax Cascade 1200 / 1500 Canister Filter Foam - 8 Pack