The Reznor 1036546R LP to Natural Gas Conversion Kit is a specialized accessory designed to convert compatible Reznor gas-fired HVAC equipment from propane (LP) operation to natural gas. The kit includes the necessary components to adjust fuel delivery and combustion settings, allowing the heating system to operate safely and efficiently with a natural gas supply. https://www.partshnc.com/1036546r-reznor-lp-natural-gas-conversion-kit