You can just connect the unit with your original water tank with inlet/outlet water pipe. Ifs really convenient for you to install the units.
The touch screen controller with the excellent user experience provides you an intelligent and fashionable life. Everyone in your family can control the unit easily.
The water tank is wrapped with advanced cooper coil, which with excellent performance of anti-corrosion can better prolong the service life of the unit.
Water Pump: Wilo 3-speed high efficiency Water pump, power consuption is 80% less than the traditional one; The builtin water pump of the unit could reduce installation cost.