- New
The Elkhart Supply Flair-It 16912 three-way bypass valve is designed for compatible RV freshwater plumbing systems, particularly water heater bypass installations. It features 1/2-inch PEX connections and a 1/2-inch male pipe thread (MPT) connection. Its white plastic construction and integrated handle allow water flow to be redirected when bypassing the water heater for maintenance or winterization. Sold individually; mounting hardware is not included. Confirm connection types and system compatibility before installation.