Premium 2-in-1 chemical and mechanical filter media designed specifically for the Fluval FX4/FX6 High Performance Canister Filters
Effective at reducing and controlling toxic ammonia spikes and trapping floating particles for clear water (debris, excess food and waste)
Ideal for new and heavily stocked aquariums and use after medicating fish
For best results, replace monthly or as required after testing water with your Fluval test kit (sold separately)
Includes 3 Ammonia Remover pads for use in freshwater and saltwater aquariums