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Why is this item non-returnable
and RTH systems
This listing is for the replacement auger wire only
Featuring a distinct red housing for quick field identification
Watts 0386421 Regulator Valve Els PW 17895 Why is this item non-returnableProfessionals 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
US$ 42.99
US$ 49.99
US$ 136.00
US$ 17.99
