Anjon Manufacturing 2"x2" Bio Sphere 1 Cubic Foot [SVBSPH50]

The Bio Sphere 3.5 Cu. Ft. is a versatile biological filter media available in 1"x1" or 2"x2" pieces. Designed to maximize surface area for beneficial bacteria colonization, it enhances water clarity and supports healthy pond ecosystems. Each unit provides 3.5 cubic feet of media for efficient biological filtration in pond and water feature applications.