3/4"30# BOILER RELIEF VALVE WATER PRESSURE 550k BTU LIMIT COPPER FEMALE ADAPTER PRESSURE They have a brass body

They have a brass body (size 1/4 in

When properly crimped a unique "N" witness mark is clearly visible

) may be needed at points of very high mouse activity

3/4"LF BRZ PF BALL VALVE PxP PC-585-80LF/USA 250PSI/UPC

3/4"30# BOILER RELIEF VALVE WATER PRESSURE 550k BTU LIMIT COPPER FEMALE ADAPTER PRESSURE They have a brass bodySeries 374A Boiler Pressure Relief Valves now come packaged with SentryPlus Alert discharge line flood sensors for monitoring unwanted valve discharges once activated. Activating the sensor requires purchase of an additional connectivity kit to read the sensor and signal a building management system.