Cooler to air heating or cooling, can be used for heating, air conditioning, cooling, dehumidification and drying engineering, use the highest pressure it is 14KG/ cm, the temperature is 230 DEG C, with 16X1.0m006D copper winding 10x0.2MM copper strip and the radiator fin tube, a spiral plate from 3.2mm (P), 4.2mm (M), 6.5mm (T), the heat transfer medium working pressure is 2.0MPa, the temperature below 250 DEG C