McDonnell & Miller 157-A-1 Replacement Casting THPU32HP7Y The W48HH core features a

The W48HH core features a high-capacity activated charcoal medium that effectively removes wax and sludge

If you observe air leaking from the stem or erratic valve movement despite a healthy supply signal

this specific kit is optimized for systems with a maximum operating pressure of 15 PSI

Common Questions What are the symptoms of a bad Reznor pressure switch

McDonnell & Miller 157-A-1 Replacement Casting THPU32HP7Y The W48HH core features aThe McDonnell & Miller 157 A 1 Replacement Casting is a critical heavy duty component designed for the 157A Series liquid level controls and low water cut off systems. This OEM replacement body features 1 1 4 inch NPT equalizing tappings, providing the necessary structural integrity for steam boiler applications with pressures up to 150 psi. Built for industrial environments, this cast iron replacement ensures a precise fit for the integral water