Galvanized steel construction. Works with existing soffit intake vents to help remove damaging heat and moisture from the attic. More effective than roof louvers or turbine style vents. Helps prevent wood rot and extend the life of exterior paint. Eliminates related utility cost. Power source, DC motor with 10 W Solar panel for long-lasting operation. Brushless motor lasts up to 10X longer than traditional motors. Airflow 500 cu-ft/min. Tilt and swivel design for optimal solar exposure. Includes remote solar panel mounting system.