The Ventadome V2119 Series Radius Corner Powered Ventilator features a 12V DC power lift lid and exhaust fan. New aerodynamic polypropylene lid is available in a white or smoke finish. The Ventadome Radius Corner Powered Ventilator has a standard rough opening of 14-1/4" x 14-1/4". Features a two piece removable radius corner screen frame with a pop-out screen for easy cleaning. The screens are available in a birch white or polar white finish (screen included). The roof flanges are constructed of extra strong mill finish galvanized steel. Garnishes are available in a birch white or polar white finish and are sold separately. Flush mount 12V DC wall switch panels are available in a black or white finish and are sold separately.