Photo 1 of **USED** Penn-Plax Cascade 1500 Aquarium Canister Filter – 350 Gallons per Hour (GPH)

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Photo 1 of **USED** Penn-Plax Cascade 1500 Aquarium Canister Filter – 350 Gallons per Hour (GPH) Photo 2 of **USED** Penn-Plax Cascade 1500 Aquarium Canister Filter – 350 Gallons per Hour (GPH) Photo 3 of **USED** Penn-Plax Cascade 1500 Aquarium Canister Filter – 350 Gallons per Hour (GPH) Photo 4 of **USED** Penn-Plax Cascade 1500 Aquarium Canister Filter – 350 Gallons per Hour (GPH)