The Rheem RTG20242K LP Conversion Kit is specifically designed for 199,000 BTU recirculation tankless water heaters. This kit allows for the conversion of natural gas units to liquid propane, ensuring optimal performance and efficiency. It includes all necessary components for a seamless installation, adhering to industry standards for safety and compliance. The materials used are durable and designed to withstand high pressure, ensuring reliability. This conversion kit is ideal for homeowners looking to switch fuel types while maintaining the efficiency of their water heating system.