Fluval FX6 Canister Filter Caribsea Its twin-pump design provides the

Its twin-pump design provides the air-water mixing volume required for demanding installations while still keeping the pumps inside the skimmer footprint for a cleaner sump layout

After replacing the pump head

or programming

Check the aquarium's exact length and width

Do not increase dosing aggressively if buildup is heavy

Fluval FX6 Canister Filter Caribsea Its twin-pump design provides theFluval FX6 Canister Filter The Fluval FX6 Canister Filter is Fluvals highest capacity FX Series external filter, built for freshwater and saltwater aquariums up to 400 US gallons 1500 L. With massive pump output, large canister volume, Smart Pump optimization, multi stage filtration, and built in maintenance features, the FX6 is designed for aquariums with serious bioload, heavy feeding, large fish, or demanding circulation and media capacity