A powerful combination of Activated Carbon and Ammonia Remover, the AquaClear Zeo-Carb Filter Insert effectively eliminates odors, discoloration and impurities in freshwater aquariums. This potent chemical duo prevents the buildup of toxic ammonia and nitrite, producing clean and healthy aquarium water. Exclusively designed for the AquaClear Power Filter. 3-pack.

Other size available:

AquaClear 20 Zeo-Carb Filter 165 g (5.8 oz)

AquaClear 30 Zeo-Carb Filter 195 g (6.9 oz)

AquaClear 50 Zeo-Carb Filter 270 g (9.5 oz)

AquaClear 70 Zeo-Carb Filter 540 g (19 oz)