Exhaust & Ventilation fans provide ventilation and improve air quality in indoor areas. Exhaust fans with shutters are mounted on the wall or ceiling and provide efficient airflow and air control. Guard mounted exhaust fans are designed for low-pressure exhausting and cooling applications. Roof ventilators remove heat, pollutants, and moisture from warehouses, industrial facilities and other commercial spaces and require limited duct work to be effective. Bathroom exhaust fans eliminate odors, humidity, and pollutants from the air.