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B—ensure broad compatibility
This OEM replacement part is engineered to monitor the pressure within the draft inducer housing
This part number typically covers the grille assembly itself
What is the difference between the P70MA-18 and the P70MA-18C
Interchangeability: Fully compatible and identical in specification to the SEC99AA-36C model
Conbraco 18C-521-5-150 Valve 30067439-890 B—ensure broad compatibilityThe 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