Fluval 206/207 Bio Foam Value Pack, Replacement Aquarium Filter Media
Fluval 307/407 Ammonia Remover Pad, Replacement Aquarium Canister Filter Media, 6-Pack, for All Breed Sizes
Premium 2-in-1 chemical and mechanical filter media designed specifically for the Fluval 307/407 and 306/406 High Perfmorance 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
Fluval 307/407 Nitrite Remover Pad, Replacement Aquarium Canister Filter Media, 6-Pack
Premium 2-in-1 chemical and mechanical filter media designed specifically for the Fluval 307/407 and 306/406 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