1. Weekly on/off timers (different for each day) help to choose the lowest electricity price working time to save bill. 2. 5 Times Energy Saving as Normal Gas or Petrol Heater. 3.No capacity loss at even -45¡æ, no freeze with glycol added. 4.Name brand components ensure high quality. Heat exchanger: SWEP brand plate heat exchanger from Sweden. Compressor: Daikin brand Scroll type Heat expansion valve: Emerson brand Water pump: Wilo brand from Germany or Grundfos brand from Denmark Four way valve: Saginomiya brand of Japan.
