Common Questions Is the HPO-0038 compatible with all MCP-3631 models

offering excellent resistance to hydronic shock and corrosive process conditions

Common Questions: Can the Hydrolevel 550 be used on steam boilers

this Series 800 flagship model features a 3/4 inch NPT connection and a precision-sized 7/64 inch orifice

Cross-reference the nameplate on your valve body

McDonnell & Miller 64-B Low Water Cut Off 30067439-890 Common Questions Is the HPO-0038The McDonnell & Miller 64 B Low Water Cut Off (Part Number 143800) is a heavy duty mechanical safety control engineered for both hot water and steam boilers. As a veteran grade float type LWCO, this unit provides essential protection against dry firing by interrupting the burner circuit if the water level drops below a safe threshold. It features a robust 1" NPT connection and is rated for a maximum boiler pressure of 50 PSI. The integration of dual