this part maintains system integrity by preventing premature wear on thermal exchange tubes and structural framing

this control utilizes a SPDT contact system to provide reliable thermostatic control for cooling and heating circuits

This genuine McDonnell & Miller part eliminates the risk of compatibility issues often found with aftermarket components

When you're dealing with a furnace that keeps cycling off after just a few seconds of ignition

Lochinvar & A.O. Smith 100187922 Burner Assembly 320074-702 this part maintains system integrityThe Lochinvar & A. O. Smith 100187922 Burner Assembly is a critical OEM replacement burner engineered for precision combustion in industrial and commercial water heating applications. This 18 inch natural gas burner is factory calibrated with a #34 orifice, ensuring the exact stoichiometric ratio required for high efficiency thermal output. Designed to replace legacy part numbers 100187922 and 9005953005, this assembly maintains the integrity of the