Polypropylene Construction, PurairADVANCED Ductless Fume Hood, 96 inch / 2400mm Nominal Width, Includes TRAY-P40, (DWYER Airflow Meter Delete), Standard Depth, AUTOCAL Airflow Display, 230V 50Hz, UK Cord set (unless specified). Requires Minimum Three ASTM-XXX Main Filters and Three Optional ASTS-XXX Safety Filters