... air conditioner water heater heat pump heating: 4.5kW, 8kW, 13.5kW cooling: 3.5kW, 7.2kW, 12kW CE,CCC,ISO9001,ISO14001 Air ... , cleansing and cooling supplementing central air-conditioningFoot Massage – hot water for ... air-conditioning. The cool water output can be deployed via heat exchanger to the chilled water return circuit ... of the central air-conditioning plant to save ...