Modular Lab Rooms With Pass Boxes we offer have been manufactured in several custom sizes. These are the efficient solutions that enable advanced material transfer within the clean room environment. These allow for ease of installation and can be built into several structures. Modular Lab Rooms With Pass Boxes can be marketed in active and passive models. These are also accessible with already-existing ventilation system. The pass boxes are the vital parts of the labs or clean room. These enable optimal air exchange and simple filtration.