Heat Pump Central Heating System Features: 1. Operating ambient temperature range up to -30° C to 43° C. 2. Hot water temperature upto 60° C. 3. Heavy duty EVI Compressor from Copeland and Danfoss. 4. Electronically controlled Expansion Valve for precise control of Refrigerant flow. 5. High Efficiency Tube in Shell and Tube in tube Heat Exchanger. 6. Advance and user-friendly Control Display. 7. Fast Auto defrost Mode for efficient performance in extreme cold climate. 8. Capable to cooling as well.