This Reznor sensing tube assembly is designed for compatibility with the FE/BE25-100 series of units. The assembly includes a tube that is used to detect changes in pressure or flow within the system it is installed in. It is an integral component for ensuring the proper operation and performance of the heating equipment, facilitating accurate readings that are essential for maintaining system efficiency and safety. The assembly is specifically engineered to meet the specifications of Reznor's FE/BE25-100 models, ensuring a precise fit and function within these systems.