Invent Series, 110 CFM, Single Speed Bath Fan, 3.0 Sones, Versatile Housing Platform, Allows For Easy Installation In Both Construction & Retrofit Applications, Foldable Mounting Ears For Easy, Room Side Replacement, 4" Duct Connector Mounts From The Inside Of The Housing & A Damper Technology, Improving Air Tightness Scores, 10" x 9-1/4" x 5-3/4" Housing, UPC 0 26715 23653 4.