E.G. Danner Small 6" Straight Air Diffuser

This small straight air diffuser handle your pond and pond air pump with large tubing connections. The membrane designs are easier to clean than traditional airstones. The diffusers stay down easily by filling supplied nylon bags with gravel. The diffuser includes 1/2-inch barb connector, 1/2-inch barb plug and will work with 1/2-inch or 5/8-inch tubing.