Clean booth is used as air purifier and it limits the contamination due to pollutants , thus providing partial high clean envirnoment - Customized design available - It can be used singly or combined - Compared with civil type and fabricated type clean room of hundred clean level, it has low running cost and fast effect and can be easily installed - Modular construction, easy to increase clean level, good expansion and reusable, convenient movement (Universal wheel can be installed)