Controlling the ingress of particulate contamination into cleanrooms and other controlled environments is paramount in order to maintain the integrity of products and processes. Personnel traffic is the most important factor which must be controlled. Pass Boxes and Transfer Hatches are an effective solution as they allow materials to be transferred into the controlled environment without actual personnel movement. They may also be used to protect the external environment from egress of contamination.

Dynamic Pass Box allows operation in sterile and particle free conditions because the continuous flushing of the working area by a unidirectional and vertical and ultra filtered airflow, it assures a full product protection