CFKZ series: It include non-oil air compressor, cold & dry machine, absorber and CFK series ozone generator. Take air as gas source, with non-oil air compressor, it can get clean and dry air (dew point under -45ºC) after deep dry treatment by the low dew point combination drier, which is sent to the CFK series ozone generator, then ozone comes out. It have little effect by climate and environment. Configuration is compact and reasonable, easy to operate and maintain.