Aquarium Pharmaceuticals AAP80C Ammo Carb 37Oz - .5 Gallon Milk Carton Ul Listed

A special blend of highly activated carbon and ammonia removing zeolite. Contains more carbon than other brands. Use in any power filter or bubble filter for improved filtration and clearer water. 1/2 cup for each 10 gallons of aquarium or pond water 1/2 gallon box, 37 oz.