WATTS® F275404, Valve, Automatic Reseating, Series: 174A, 1 in Nominal, Female NPT End Style, 125 psi Set Pressure, 250 deg F, Media: Water, Bronze Body, Non-Metallic Trim, 5-3/4 in H x 3 in L Dimensions, Domestic

This pressure relief valve has a 1 inch NPTF female inlet and outlet and a 125 psi pressure relief setpoint. The valve can be used for hot water space heating boiler applications to protect against excessive pressure. It features a bronze body, non-metallic disc-to-metal seating, and test lever. Includes a nonrestrictive discharge drain line flood sensor with SentryPlus Alert(R) technology to detect excessive water discharges from the relief valve. Sensor activation requires purchase of an activation kit which can be connected to existing building management systems or the Watts Cellular Gateway.