air conditioner with fan coil 1.it can produce hot water at 60°C 2.safe and high efficiency 3.with good defrosting design 4.runing between-15°C to 43°C 5.the running life will be ten years with low maintenance cost 6.the connection between heat pump and water tank is 7.refrigerant copperpiping 8.the volume of pressure water tank:100L 150L 200L300L