Aquarium Solutions Bacto-Surge Biological Sponge Filter Black XL Marina Shark ADV 600 - 158gph

Shark ADV 600 - 158gph - 26 - 47 gallons

You can also use a good bacterial to pre-seed any of the Marine Pure products

Warranty Info: All Mr

HydroPlex's important attributes include:

Vitamin A Acetate

Aquarium Solutions Bacto-Surge Biological Sponge Filter Black XL Marina Shark ADV 600 - 158gphHighly porous sponge maximizes bacterial action Increased surface area offers maximum bacteria colonization Soft sponge material is easily cleaned Polyether foam for longer life Uplift tube and air diffuser combination provide maximum lift and won't easily clog Other uses: polishing filter for canister filter applications, hang on filter applications or uplift tubes of undergravel filters