... cooling +DWH 4. CE approved Goldsun EVI split air source heat pump --air source (house heating heater ) for house heating and ... technology importantly increase refrigerant flow of the main loop and outside evaporation enthalpy difference, brings 7% to 34% additional ... productShow(); oProductShow.init( { 'aImgSrc': aBigImageSrc } ); } )(); heat pump(evi air to water,low temp, -25 DC, split, CE, EN14511-2 ...