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To adjust the operating set point
Is this compatible with all A-4000 stations
Industrial Build Quality: Features a black finished steel case and a synthetic window for protection against high-heat boiler room conditions
Durable Construction: Heavy-duty housing and 1/8" NPT threads withstand professional-grade installation torques
Conbraco 18C-521-5-150 Valve Els PW 17895 To adjust the operating setThe 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
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