Rubber Membrane Air Diffusers-4"

These EPDM rubber air diffusers are incredibly strong and are ideal for pond aeration, circulation and destratifying applications. These diffusers are easy to clean, EPDM membrane cleans better and more easily than porous air stones. These diffusers are an excellent choice for pond and water garden aeration since they actually produce terrific circulation and water movement. Barbed inlets have multiple size barbs. Simply cut to fit the size tubing you are using.

Length- 4"
Inlet Fitting- 1/4" - 3/8"
Recommended CFM Airflow- .2
Maximum CFM Airflow- 1.1