Geothermal Ground Source Heat Pump 1.High Efficiency COP 6.0 2.Water to Water Heat Pump ... 3.R407C Avaliable 4.CE Certificate Flooded Type High Efficiency Geothermal Ground Source Heat Pump Competitive Advantages:Flooded evaporator ... , stadiums, residential quarters, textile, food, medicine, metallurgy, chemicals and boiler works. Flooded Type High Efficiency Geothermal Ground Source Heat Pump