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always refer to the manufacturer’s conversion kit instructions for Propane (LP) sizing
coil burnout due to low voltage/brownout conditions
Enhanced Moisture Protection: Operates as a fan motor rain shield to protect internal bearings from moisture-induced corrosion
Automatic Reset Function: Features an integrated auto limit switch design that re-engages the heating circuit without manual intervention after cooling
Weil McLain 511-210-423 Drain Valve always refer to the manufacturer’sThe Weil McLain 511 210 423 Drain Valve is a heavy duty brass boiler drain valve engineered specifically for hydronic heating systems. Featuring a rugged 3 4" NPT connection and a 1 1 2" shank, this component ensures a secure, leak proof interface with the boiler block or distribution manifold. As an authentic Weil McLain replacement part, it is designed to meet exact OEM tolerances, providing contractors with a reliable solution for system flushing