- Front panel with oblong openings - Worksurface and retention tray - Fan Failure: detection of ventilation failure - Permanent air face velocity monitoring system - Sampling port: for filter saturation detection - Internal 2 x 18 W fluorescent lighting - Pre-cut holes designed to introduce facilities - Timer: periodic recall for the saturation test - Chemical Listing: List of approved chemicals (AFNOR NFX 15-211 compliant)