The Grainger 16X785 is a 16-inch diameter, 785 CFM, 3-speed, direct drive exhaust fan. It features a thermally protected motor and is designed for general ventilation applications. The housing is constructed of galvanized steel and it can be mounted either horizontally or vertically. This exhaust fan requires 115V power and is ETL listed. With a sound rating of 7.4 sones, it provides high airflow while keeping noise to a minimum. The 16X785 would work well for ventilating garages, warehouses, and other commercial spaces.