AquaClear 20 Ammonia Remover is ideal for new or heavily populated freshwater aquariums. It removes and controls harmful ammonia and nitrite, creating a healthy aquatic environment. Controlling ammonia levels is critical for reducing stress on fish.
Exclusively designed for use in the AquaClear 20 Power Filter. 3-pack. Net Weight: 198 g (7 oz)

Other size available:

-A596 AquaClear 20 Ammonia Remover Filter Insert, Single Pack, 66 g (2.3 oz),