Watts Automatic Vent Valve, 1/8 in. Male NPT Connection, Brass Body, Silicone Rubber Seal

This 1/8 in. automatic air vent valve is used in commercial and residential hydronic heating applications to provide automatic air venting for hot or cold water distribution systems. It consists of a brass body construction with male NPT connection, brass cover, air vent with silicone rubber seal, polyethylene float with valve plug, and automatic vent. It has a high temperature rating and is ideal for use with glycol systems or for use as an anti-vacuum device. It can also be installed to permit the separation and dispersal of air while fluid is circulating in the system. It can be disassembled for inspection and cleaning. The maximum pressure is 150 psi (10 BAR).|Body and cover are brass construction|Air vent with silicon rubber seal|Float is high temperature resistant polyethylene|Suitable for use with glycol systems|Can be disassembled for inspection and cleaning|Provides automatic air venting for hot or cold water distribution systems|Purge air that may be in the water system|Minimum working pressure is 1.45 psi|Maximum working pressure is 150 psi|Temperature range is 33 to 240 degree F