VERSITILE: Ventilation fan eliminates heat, humidity and unwanted smells inside the garage, kitchen, laundry room or rec room IN-WALL INSTALLATION: Requires cutting a hole in the wall and wiring to a switch; has a built-in exterior wall cap/vent, so no ducting needed for install; motor assembly offers a fast and easy twist-lock installation HIGH QUALITY, EFFICIENT OPERATION: Operates at 70 CFM to efficiently ventilate rooms up to 65 sq. ft.; use for spot ventilation in a garage near a work bench, car, yard equipment or other spaces within the garage. FEATURES: Galvanized steel housing for superior protection against the elements; built-in bird screen DIMENSIONS: 6" duct; fan housing measures 8" x 8" x 5" and adjusts to fit walls from 5.25" to 10" thick