Betta Pond Airstone 50mm 12 pack

Betta Pond Air Stones are designed to be used with larger air pumps for use in garden ponds, large aquariums, and commercial set-ups where greater amounts of oxygen are required. To install, connect to standard (4/6mm) silicone or plastic air line from the air pump and lay the air stone in the pond or aquarium. Recommended for use with Betta Airline Tubing, made from either silicone or plastic.