Phosphate and silicate remover filter media for freshwater and saltwater aquariums

Phos zero absorbs phosphate and silicate coming from fish food, fish excrement, rocks, sand and change water into the aquarium water and traps it permanently in its porous structure. It is a fast and effective phosphate and silicate remover. Since it is insoluble in water, doesn’t release harmful substances. Can be used in every aquarium type.