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Amazon.com : Penn-Plax Cascade 1000 Aquarium Canister Filter – Provides Physical, Biological, and Chemical Filtration – 265 Gallons per Hour (GPH) : Pet Supplies
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Amazon.com : Penn-Plax Cascade 1000 Aquarium Canister Filter – Provides Physical, Biological, and Chemical Filtration – 265 Gallons per Hour (GPH) : Pet Supplies
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Tucker Murphy Pet™ Cheynne Cascade 700 Aquarium Canister Filter – 185 Gallons Per Hour Aquarium Accessory | Wayfair
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Amazon.com : Penn-Plax Cascade CCF3UL Canister Filter for Aquariums with Spong Replacement, 1 Pack : Pet Supplies
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