DDI SuperFlex - Threaded Flexible Membrane Fine Bubble Disc Diffuser
SuperFlex disc diffuser units are available with premium quality EPDM membranes. The diffusers incorporate an external triple-check valve design to prevent intrusion of liquid or solids into the diffuser or air piping under normal on/off operating conditions.
- Base and ring are constructed of glass-filled polypropylene.
- Base unit connection is 3/4-inch male NPT.
- Standard diffuser membranes are EPDM.
The 9-inch and 12-inch diameter diffusers employ a 3/4-inch diameter NPT (male) threaded connection for ease of installation/maintenance and universal application. Units can be mounted using the universal diffuser mount and are also available with Saddle Mount configuration (as shown), which provides unmatched mechanical strength.

The 9-inch and 12-inch diameter diffusers employ a 3/4-inch diameter NPT (male) threaded connection for ease of installation/maintenance and universal application. Units can be mounted using the universal diffuser mount and are also available with Saddle Mount configuration (as shown), which provides unmatched mechanical strength.
