This is designed to help maintain the proper temperature and humidity of the air inside the house, such as summer or factory relates to naengpunggi, in detail by introducing the outside air, but to maintain a comfortable condition to be stored by blowing the air cooled in the inner housing or plant after achieve the heat exchange with the water, also the temperature of water supplied from the cooling pipe using about 7-8 that it can be sufficiently cooled by the air supplied from the cooling unit by the housing or the plant to maintain the degree, also the raw water is supplied, such as to maintain a constant water level is filled with the raw water tank (10 ); The raw water tank for cooling the water in the cooler (10) made with the refrigerant heat exchanger (20); The raw water tank 10 and the cooler 20 provided between the water circulation pipe (31, 32) and the water circulation pump 33; The raw water tank is supplied to the water cooling unit are stored for blowing air cooled by the outside air and inside the house or factory made heat exchanger (10) (40); Comprises a.
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