Upgrade your Munchkin R1 199M with the 926 Control/Display from Hot Water Products. This essential component enhances the functionality of your heating system, ensuring optimal performance and user-friendly operation. Designed for seamless integration, it features a compact design that fits perfectly within existing setups. The upgrade is built with high-quality materials for durability and reliability, meeting industry standards for safety and efficiency. Ideal for residential applications, this control/display unit is a must-have for maintaining your hot water system.