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Industrial Build Quality: Features a black finished steel case and a synthetic window for protection against high-heat boiler room conditions
To adjust the operating set point
approximately 18 to 24 inches above the heat exchanger or evaporator coil
Common Questions What causes a furnace pressure switch to stay open
Common Installation & Operation Questions:
Conbraco 18C-521-5-150 Valve Els PW 17895 Industrial Build Quality: Features aThe Conbraco 18C 521 5 150 is a high capacity ASME Section IV certified primary safety device engineered for commercial hot water storage tanks and large scale heating systems. Designed to prevent catastrophic vessel failure, this 1" MNPT x 1" FNPT temperature and pressure relief valve provides a 2,155,000 BTU hr capacity, making it a standard for mechanical contractors servicing high output boilers. The valve is factory set to open at 150 PSI or