Apply to residential or commercial heating and cooling Enhanced vapor injection compressor Heating normally in - 25deg C Product Features:1.Applied range: residential and commercial heating,cooling.2.Enhanced vapor injection compressor.3.Heating operate normally in - 20°C,and hot water 50°C.4.Eco-friendly refrigerant: R407C.5.Expansion valve regulates the flow of refrigerant precisely.6.Heat- ...