10" EPDM Diffuser Disc with Weighted Steel Frame produces high oxygen transfer micro bubbles to help keep fish healthy and ponds clear. For deep water subsurface aeration of lakes and ponds.
Increases oxygen levels for healthy and happy fish. Promotes probiotics.
Lowers levels of dissolved toxic gasses and ammonia. Reduces sludge build-up on pond bottoms.
Helps maintain an open-water hole in the ice during winter to release trapped toxic gasses.