The hot water recirculating systems(hot water on demand system) use a recirculating pump rapidly pulls hot water from a water heater while simultaneously sending cooled-off water from the hot water lines back to the water heater to be reheated. Thus whenever you open the water taps, hot water will is always available without any waiting. In addition to having the convenience of hot water on-demand, the recirculation system conserves water and can save energy. But more important, your family can enjoy shower while not worry about catching a cold for long time to wait hot water.
1). Bidirectional radio frequency: users can check working status of the hot water recirculation system through the remote control.
2). It is controlled through remote control and make the setting by wireless remote control panel. Thus for wireless remote control, the other functions include: double-direction remote control, timing, water flow control, manual or automatic, temperature control, time delay contro