Ductless Heat Pump System YMGI in Minisplitwarehouse.

Ductless Heat Pump System YMGI. Heat Pump vs. Furnace: System Operation. This is accomplished by using a liquid/gaseous refrigerant in a series of copper pipes called coils. The heat pump contains a set of coils in the indoor unit and another in the outdoor unit. Call us 877-770-3548 or visit our website.http://0s4.com/r/G6ARMX