Fluval Peat Granules, Filter Insert for Strong Growth of Aquatic Plants in Freshwater Aquariums, 500 g

Controls, manipulates and satisfies the breeding requirements of tropical fish Usage: This filter media is suitable for freshwater. Ideal for use with most canister filters; for best results, replace every 4 weeks Water Softening: Peat Granules are recommended for fish that prefer soft, acidic water...