Precisely designed Pass Box acts as a suitable contamination free passage way for accessing various small products between clean room area and dust particles prone space. It is majorly used in food processing industry, electronic industry, semi conductor production, pharmaceutical industry, chemical research laboratories etc. The inside of the product is made with smooth stainless steel while the outside is treated with electrostatic spray coating. The door of this product is equipped with silicon gasket. The door bottom of this clean room system is featured with unique sealing properties. The Pass Box chambers are customized, rugged and are made of high quality material to control environmental conditions.