... 3. House heating & cooling +DWH 4. CE approved Goldsun EVI split air source heat pump --air source (house heating heater ) for ... , you will see below advantages:1. Compressor and water system split design, can install inside the house in cold area to ... } ); } )(); heat pump(evi air to water,low temp, -25 DC, split, CE, EN14511-2:2011, EN14511-2:2007, NFPAC, EURO-VENT ...