The Rinnai Water Flow Servo Valve Kit 104000238 is a genuine OEM replacement part specifically designed for Rinnai water heaters. As an essential component for controlling the water flow in the heating system, this servo valve kit ensures optimal performance and efficiency for your Rinnai water heater. With the model number 104000238, this product is a reliable choice for maintaining and repairing your Rinnai heating system, providing peace of mind and comfort for your home.