... : 3.5kW, 7.2kW, 12kW CE,CCC,ISO9001,ISO14001 Air source and water source heat pumpsDomestic or commercial applicationsBest quality and price ... heat sink). This type is quite common as cool air and hot water so produced are more versatile in applications. For instance ... , an air-to-water heat pump installed for kitchen, where the environment is hot ...