Description : Designed to safeguard gas distribution systems, normally installed upstream of the regulator with the external control line piped to the downstream of the regulator, closing automatically in the event of an overpressure condition. Integral push-button type pressure equalizing valve, manual reset, UPCO low pressure loss, completely self-acting, no external power supply required.
Pressure : Up to 275 PSIG
Flanged Sizes : 6″ to 12″