... ,factory,school 3. Safe, environmental protected,save cost Air source heat pump water heater1. Heating capacity: 18~200kW 2. Application: ... pump water heater is one of the most advanced water heating equipments. It is driven by electricity, absorbs heat from the air, and ... work when the air temperature is -5oC, and provide 60oC hot water. Features:1. Environment protected: no air pollution, low energy ...