Features & Benefits I.Get A+ energy label based on ERP EN14825 testing from TUV. 3. Optimized defrosting system. 4.With extra electric heater for fast drainage design for condensing water from defrosting. 5.Every component is easily accessible for maintenance. 6.Low noise by low speed fans, complete isolation of compressor noise with noise absorption material . 7. Considerate design to keep compressor warm including the crankcase heater and closed space. This is designed for house heating as well as domestic hot water in very cold area including North Europ and East Europe. With the enhanced vapor injection technology .high quality famous brand components and the continuous optimization on the whole system in the past years. PowerWorld high cop EVI heat pump can work stably at extremely low temperature down to -25degrees,And it would show its strong advantage of heating capacity output and COP at -lOdegrees and below . DESCRIPTION Product model