VILQUIN was chosen for its expertise in terms of security doors, particularly blast doors. These systems meet the requirements of CETID (French defence infrastructure certification department). The work included:
- Supplying of the door approval reference;
- Supplying of the dimensions;
- Manufacturing and installation of frames and leaves;
- Manufacturing of locking systems;
- Manufacturing of guide systems (top and bottom);
- Anti-corrosion treatment and painting.
Opened and closed manually exclusively from the outside, by a single person. Opening or closing time less than one minute. The door is equipped with a lock and an alert system to monitor its opening from the depot's security office.