Sleek, innovative styling, 30 In. wide convertible range hood can be installed ducted or nonducted, for easy replacement of older hoods. 50% quieter than comparable, conventional hoods, with the addition of a noise reducing motor isolation system. A patented axial blade system eliminates smoke and moisture more quietly and effectively. Rocker switch controls with LED (light emitting diode) On indicator operate 2-speed fan and lighting. (2) Par20 halogen bulbs (not included) offer brighter cook top surface lighting with 2 light settings. 4-way convertible, installs 3-1/4 In. x 10 In. horizontal and vertical ducted, 7 In. round vertical ducted, and non-ducted. 200 CFM (cubic feet per minute). 16-3/4 In. minimum height above cook top. Aluminum filter is included with range hood for ducted installation. ADA (Americans with Disabilities Act) compliant when wired to operate from a dedicated standard 2-rocker/3-rocker wall switch. HVI-2100 certified.