Fluval Ammonia Remover is a natural ion-exchange media designed to remove toxic ammonia as water passes over it. Controlling ammonia levels reduces stress on fish. Use this product to provide a healthy environment when setting up a new aquarium or maintaining one that contains a higher than average fish stock.
Key Features :

Natural ion-exchange media designed to remove toxic ammonia as water passes over it
Controlling ammonia levels reduces stress on fish
Creates a healthy environment when setting up a new aquarium
Maintains ideal conditions in aquariums with higher than average fish stock.
For freshwater use only
For Fluval filter models: 106, 206, 306, 406, FX5, 105, 205, 305, 405, 104, 204, 304, 404
1600 g (56.43 oz)

Other sizes available :

A1480 Fluval Ammonia Remover, 3 x 180 g (6.3 oz) nylon bags
A1487 Fluval Ammonia Remover, 2800 g (98.76 oz),