Polypropylene Construction, PurairADVANCED Ductless Fume Hood, 69 inch / 1800mm Nominal Width, Includes TRAY-P30, (DWYER Airflow Meter Delete), Standard Depth, Autocal Airflow Display, 230V 50Hz, UK Cord set (unless specified). Requires Minimum Two ASTM-XXX Main Filters and Two Optional ASTS-XXX Safety Filters