1/8" male pipe thread, automatic boiler air vent valve, provides automatic air venting for hot & cold water distribution systems, manual vent feature provides tremendous air elimination capability for fast venting of residential & commercial systems, duo vent utilizes a float to actuate the valve plug, once air is displaced & the system pressure is sustained the valve plug seals & prevents any water from escaping the system, maximum working temperature 240° Fahrenheit, maximum working pressure 150 PSI, brass construction, suitable for gylcol systems.
WARNING: This product can expose you to chemicals including lead which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov