Description Building on the mighty FX performance and reliability platform, the all-new FX4 high performance canister filter is a compact ‘little brother’ to the FX6. The FX4 bridges the gap between the Fluval 406 and the FX6 canister filter, making it an ideal choice for aquariums up to 1000 L (250 US Gal). -Multi-stage filter pumps out 2650 L (700 US Gal) of water per hour -Smart Pump™ advanced microchip technology continuously monitors and optimizes pump performance -Self-starting – just add water, plug in and Smart Pump™ will take over. Trapped air auto-evacuated every 12 hours to ensure maximum efficiency -Easy water changes eliminate need to lift heavy buckets. Simply attach hosing to output and Smart Pump™ does the rest -Removable, stackable media baskets eliminate water bypass and hold a total of 3.9 L (1 US Gal) of media -All filter media included – mechanical, chemical and biological -Aqua-Stop valves with leak-proof Click-Fit attachment system -Valves positioned at convenient 45-degree angle for easy installation and rotation -Anti-clog, telescopic strainer ensures continuous water flow -Multi-directional output nozzles can be fully adjusted to create customized water flows -Utility Valve with drain hose for easy maintenance and flushing of canister -Rubberized feet help ensure quiet operation -Compact 41.9 cm (16.5 in) tall design – easily fits under most aquariums -Made in Italy -For use in freshwater and saltwater aquariums
