Air King DS130 Designer Series Under Cabinet Range HoodsThe Designer Series Under Cabinet Range Hoods Feature a Low Profile Contemporary Style While Still Properly Ventilating the Kitchen. The Designer Series Under Cabinet Range Hoods Provide Maximum Performance and Value. HVI 2100 Certified (DS, AV, AX and AR Series) 60 Watt Cook Top Light (Bulb Not Included). Ducting - 3-1/4" X 10" Horz/vert, 7" Round, or Ductless Performance - 200 CFM @ 7.0 Sones Horz/vert. Controls - Infinite Speed Motor, 2 Brightness Light Settings 7" Round Ducting Requires the Addition of Model E-22A Collar and Damper Assembly (not included). Ductless Operation Requires the Addition of Model RF34 Charcoal Odor Filter (Not Included). Width: 30" Purchase Separately: Charcoal Filter Required For Ductless Operation AK RF34