According to the invention, comprises a scaffolding, which is installed the back is installed to be opened and closed can be installed in the front door, opposite to the front door plate, a top plate and a bottom which is installed in the left and right side plate respectively provided on left and right, upper, inner the body to form a space; Left and left and right side air flow passage forming plate is provided spaced apart from each of the right side plate forming the left and right air flow passage; And it installed to be spaced upward from the top plate, the top plate forming the upper space communicating with the upper part of the inner space formed in the left and right air passage and the body; And it supported spaced from the foot bottom, the bottom plate forming the lower space communicating with the lower portion of the inner space formed in the left and right air passage and the body; The lower space and the left and the left and right first filter for filtering air is provided, each inlet on the communication path of the right air flow passage; Is installed in the upper space, the left and right air passage and the left and right are respectively provided on the filtering the air flowing into the inner space communicating the second filter; And are respectively arranged on left and right sides of the upper space, which inlet air from the clean room elevator provided with a left and right blower is provided to be sequentially forced circulation to the inner space, the lower space, the left and right air passage, the headspace . According to the disclosed clean room elevator, by forming the flow path of the air purification left and right side separately, and a large amount of air can be circulated, it is possible to increase the collection efficiency by providing the first and second filters.