The FlexAirTM disc diffusers provide flexibility with maximum oxygen transfer efficiency.
EDI's 7-inch, 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 EDI's innovative Spectrum Saddle Mount.
FlexAir disc diffuser units are available with premium quality EPDM membranes. The diffusers incorporate in external triple-check valve design to prevent intrusion of liquid or solids into the diffuser or air piping under normal on/off operating conditions.