Ventline Sidewall Exhaust Vent, Complete Unit. Graceful styling covers total efficiency and performance. All moving parts are weather protected. Fan starts when outside cover opens, stops when closed. Fits 2" -3" wall thickness. Outside door insulated. 110-V. Cut-out size: 9.5" x 9.5", U.L. Listed; CSA approved. Complete unit consists of vent/fan plus grille. White Cover.