Hagen Fluval FX5 Canister Filter. **** PRODUCT MANUAL **** The Fluval FX5 is a large capacity, multi-stage external canister filter system. Pumping out in excess of 600GPH it allows the precise management of water conditions for aquariums of up to 400 gallons. Features Include: * A self-priming instant-start system that eliminates the need for manual siphoning. * Unique click-fit AquaStop Valves that regulate water flow, rotate at 55 degree angles and allow for fast set-up and leak-proof maintenance. * A purge valve that allows for partial discharge of debris without needing to move the unit. * Multi-directional twin output nozzles to create specific water flows. * Fluval FX5 Smart Pump Technology (patent pending) ensures quiet, efficient operation. This self-priming system provides plug-in-and-start convenience. Specifications: * 900GPH Flow rate at zero head * 6 foam filter blocks included (additional filter media sold separately) * 17" High x 16" Wide * Consumes only 50W.