Watts 3/4"-1" 909/1"-1 1/2" 009/009M2 Air Gap

This air gap for reduced pressure zone assembly, 3/4 to 1 IN series 009 and 909, 1 to 1 1/2 IN series 009M2, and 1 1/4 to 2 IN series 995, provides an unobstructed, physical separation between the discharge end of a potable water supply line and an open receiving vessel.