Watts 0384240 Valve Els PW 17895 With a 1-inch bore (1"

With a 1-inch bore (1" square pillow block grid compatibility)

If the limit switch contacts are stuck closed or the "manual" fan switch is pushed in

featuring field-selectable analog signals (voltage or current) that work with most major controller brands

Key Benefits High-Temperature Resistance: Materials selected for durability in extreme HVACR environments and steam applications

Common Questions: Can this be used on both the liquid and suction lines

Watts 0384240 Valve Els PW 17895 With a 1-inch bore (1"The Watts 0384240, also designated as the Watts 740 2 40, is a high capacity boiler pressure relief valve engineered for critical overpressure protection in large scale hydronic heating systems. Designed specifically for hot water space heating boilers, this iron body valve provides a 6,440,000 BTU hr relief capacity with a factory set relief pressure of 40 PSI. It features a 2 inch NPTF female inlet and an expanded 2. 5 inch NPTF female outlet to