Air King AS50 Advantage Exhaust FansThe Stylish Grill Designs Fit in with All Decors. Fan/Light Combinations Feature a High Impact Polycarbonate Lens that Allows for Easy Relamping and the Fan and Light can be Wired to Operate Separately. All Units are HVI2100 Certified and UL Listed for Installation over a Tub or Shower on a GFCI Circuit. The Advantage Exhaust Fan and Fan/Light Series Provide Economical Ventilation for Bathrooms and Utility Rooms. Slim 3-3/4" Housing Allows Fan to be Mounted into Wall Applications Easily Installs Using the Double Thick Keyhole Mounting Tabs and are Available in Contractor Packs Sones (Sound): 3.0 CFM (Air Movement): 50 Exhaust Capacity: 45 - 60 sq. ft. Duct Size: 3" Amps: 0.57