These EPDM rubber air diffusers are incredibly strong and are ideal for pond aeration, circulation and destratisfying applications
Unlike air stones these diffusers are easy to clean

Barbed inlets have multiple size barbs, simply cut to fit the size tubing you are using
An excellent choice for pond and water garden aeration since they actually produce more circulation and water movement
Used in septic fields as aeration diffusers
Tubular membrane diffusers are 24" long, 21/2" in diameter and have 8,400 bubble producing slots

Rated for up to 7 CFM
Self weighted - unique open ended design allows diffuser to be self weighted
Built in check valve
Incredibly durable - will provide years of service
3/4" female threaded connection
Maximum Depth 5.4