Hot-Link 1/2 in. Valve

This Hot-Link valve goes with a Hot-Link System. Hot-Link System comes with 1 valve but sells extra valves separately in case you want 1 then 1 location to work with Hot-Link. A quiet and efficient Hot-Link circulator is installed at the water heater and a Hot-Link bypass valve is easily installed at the faucet furthest away from the hot water heater. The thermal disk technology tells the Hot-Link bypass valve what to do. No under sink electricity is needed.