The International Comfort Products 511330218WT Pilot Burner Assembly usually comes as a component in an HVAC system that will use natural gas as its fuel. This pilot burner ignites the gas to start the heating process, thereby guaranteeing efficiency of gas furnace and boilers. It is used in residential as well as in light commercial gas-fired heating appliances to support the flame a... https://www.partshnc.com/511330218wt-international-comfort-products-pilot-burner-assy-natural