- Premium 2-in-1 chemical and mechanical filter media designed specifically for the Fluval FX4/FX6 High Perfmorance Canister Filters
- Effective at removing and reducing nitrite, and trapping floating particles for clear water (debris, excess food, and waste)
- Helps prevent fish loss and supports biological activity for a healthier aquatic environment
- For best results, replace monthly or as required after testing water with your Fluval test kit (sold separately)
- Includes 3 Nitrite Remover pads for use in freshwater and saltwater aquariums