AquaClear 50 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 50 Power Filter. 3-pack. Net Weight: 429 g (15 oz)

Other size available:

-A611 AquaClear 50 Ammonia Remover Filter Insert, Single Pack, 143 g (5 oz),