FV-4 Automatic Air Vent
Series FV-4 Automatic Vent Valves are 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. Series FV-4M1 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. Can be disassembled for inspection and cleaning.
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** Territory restrictions apply for most products.
1.45 psi to 150 psi
33°F to 240°F
1/8in, 1/4in, 1/2in, 3/4in, 1in
See product datasheet for additional details