The Jones Stephens J34715 3/4 X 15 WHTR CONN is a copper water heater accessory designed for industrial plumbing and fixtures. This product features a 3/4 inch by 15 inch connection size and a durable copper finish. It is part of the Jones Stephens brand and comes with a California Prop 65 warning for safety. This water heater part is essential for making repairs or installations in commercial or industrial settings where reliable plumbing components are needed.