The Rinnai 104000250 Water Heater Gas Valve Kit is a replacement component designed to regulate the supply of gas delivered to the burner, supporting proper heating operation. It operates by receiving signals from the water heater’s electronic system and adjusting the gas flow according to heating requirements during each operating cycle. This gas valve kit is used when the existing v... https://www.hnkparts.com/104000250-rennai-kit-gas-valve-kb