Halogen lighting brightly illuminates the cooktop. (bulbs included), 6" round duct connector/backdraft damper, 450 CFM internal blower provides the power you need at 8.5 sones on High speed, Three-speed pushbutton control allows you to set just the right exhaust speed to keep up with whatever is cooking, Dishwasher-safe aluminum filters feature a quick-release latch and professional appearance for a fresh kitchen, Wall mounted chimney style range hood, Telescopic flue accommodates 8 to 9 ceilings, Ducted/non-ducted telescopic flue accommodates ceiling heights from 8 to 9 feet. Extension flues for higher ceilings are also available for ducted or non-ducted applications