| abstract |
(57) [Summary] [PROBLEMS] To reduce the amount of pure water used in an air conditioner equipped with a pure water spray device used in a clean room or the like, to reduce costs and save water resources. SOLUTION: The air conditioner according to the present invention is an air conditioner equipped with a pure water spray device, wherein the pure water sprayed in the conditioner is collected, purified by a pure water production device, and then purified. It is characterized by having a recirculation mechanism in the spraying device. |