The Fluval FX UVC In-Line Clarifier quickly and easily connects to the FX6 Canister Filter with the included Fluval FX UVC In-Line Clarifier Connector Tube.
The BIO-FX, Ammonia Remover, and Phosphate Remover will maximize the performace of the Fluval FX4.
The Fluval FX6 Phosphate (A262), and Ammonia (A259) removing Pads are resin infused pads that help control phosphate, ammonia, and nitrite from building up in the aquarium.