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As a 152C thermal cut-off
Why is this item non-returnable
OEM furnace safety control designed to maintain thermal integrity within Trane and American Standard heating systems
71 IWC to meet strict furnace safety standards and prevent nuisance trips
Industrial Strength: Constructed from heavy-duty materials to resist the acidic nature of furnace condensate
Watts 0386421 Regulator Valve Els PW 17895 As a 152C thermal cut-offProfessionals in the field recognize the Watts 0386421 (Model TB1156F) as a high capacity industry standard for hydronic heating systems. This 1 2 inch feed water pressure regulator is engineered to maintain consistent system pressure by automatically filling the boiler and piping. It serves as a drop in 0386500 replacement and is the direct successor to the legacy T1156F valve. Designed for rugged commercial and residential use, the Watts 0386421
