Air Vent Type Automatic, Float Inlet Size 1/8 Inch Inlet Connection Male Threaded Body Material Brass Temperature Rating 240 Deg F Pressure Rating 150 PSI, 90 PSI (Venting) Media Handled Air, Water Inclusions/Features Silicon Rubber Mechanism Seal, EPDM Seal Application Heating System and Radiator Applicable Standard ISO 9001, ICIM