Zeolite & Alfagrog Filter Bag Pouch Filtration Media phosphate Aquariums & Ponds
200g of mixed Alfagrog and Zeolite. Zeolite and Alfagrog are not harmful to fish. Not suitable for marine. Zeolite & Alfagrog Filtration Pouch. Zeolite and alfagrog has been used in water purification and filtration for years.