Photo 1 of **USED ITEM, UNTESTED UNKNOWN IF FUNCTIONAL, PARTS ONLY** Fluval FX4 High Performance Aquarium Filter, Canister Filter for Aquariums up to 250 Gal.

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Photo 1 of **USED ITEM, UNTESTED UNKNOWN IF FUNCTIONAL, PARTS ONLY** Fluval FX4 High Performance Aquarium Filter, Canister Filter for Aquariums up to 250 Gal.Photo 2 of **USED ITEM, UNTESTED UNKNOWN IF FUNCTIONAL, PARTS ONLY** Fluval FX4 High Performance Aquarium Filter, Canister Filter for Aquariums up to 250 Gal.Photo 3 of **USED ITEM, UNTESTED UNKNOWN IF FUNCTIONAL, PARTS ONLY** Fluval FX4 High Performance Aquarium Filter, Canister Filter for Aquariums up to 250 Gal.Photo 4 of **USED ITEM, UNTESTED UNKNOWN IF FUNCTIONAL, PARTS ONLY** Fluval FX4 High Performance Aquarium Filter, Canister Filter for Aquariums up to 250 Gal.Photo 5 of **USED ITEM, UNTESTED UNKNOWN IF FUNCTIONAL, PARTS ONLY** Fluval FX4 High Performance Aquarium Filter, Canister Filter for Aquariums up to 250 Gal.Photo 6 of **USED ITEM, UNTESTED UNKNOWN IF FUNCTIONAL, PARTS ONLY** Fluval FX4 High Performance Aquarium Filter, Canister Filter for Aquariums up to 250 Gal.