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Its bimetal sensing element and bronze Bourdon tube ensure high 3-2-3% accuracy
reusing a worn gasket risks gas leaks and "rumbling" combustion due to air infiltration
with factory-calibrated settings of 27°F (Warm On) and 15°F (Normal Off)
The Trane VAL7467 is a precision-engineered thermal expansion valve (TXV) designed for 2
McDonnell & Miller 310447 Valve Els PW 17895 Its bimetal sensing element andThe McDonnell & Miller 310447, specifically the Model 14 B Blow Down Valve, is a high performance full port ball valve engineered for critical maintenance of hydronic heating systems. Designed as a direct replacement for McDonnell & Miller Series 47, 67, and 70B boiler controls, this 14 B valve facilitates the essential "blow down" procedure required to flush sediment and ensure the reliability of low water cut off mechanisms. Featuring a 3 4" NPT
US$ 34.00
US$ 28.86
US$ 178.00
US$ 22.93
