The Reznor 110851 pilot assembly serves as a standard pilot for natural gas applications within HVAC systems. When the thermostat signals for heat, this essential part creates a tiny, steady flame that starts the combustion process and ignites the main burner. The pilot assembly, which is installed in different Reznor heating units such as duct furnaces and unit heaters, guarantees de... https://www.partshnc.com/pilot-assy-strg-pilot-natgas-for-reznor-part-110851