Watts 05907221/2" Male NPT 33 to 240 Degrees F 0.5 SCFM at 25 PSI Brass Automatic Vent Valve

This 1/2 inch automatic 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 female 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).

Features:

Brass construction
Air vent with silicon rubber seal
Float is high temperature resistant polyethylene
Suitable for use with glycol systems

Specifications:

Manufacturer: Watts
Manufacturer Part Number: 0590722
Product Type: Automatic Vent Valve
Material: Brass
Connection Size: 1/2" Male NPT
Maximum Operating Temperature: 240 Degrees F
Maximum Pressure: 150 PSI
Maximum Steam Pressure: 9999 PSI
Maximum Temperature: 240 Degrees F
Maximum Water Pressure: 150 PSI
Maximum Working Pressure: 150 PSI
Minimum Pressure: 1.45 PSI
Minimum Water Pressure: 1.45 PSI
Minimum Working Pressure: 1.45 PSI
Pressure Relief Setting: 9999 PSI
Temperature Range: 33 to 240 Degrees F
Venting Capacity: 0.5 SCFM at 25 PSI
Dimensions: 1.9" x 3.7" x 1.75"
Weight: 2.0 lb.