The QS1 Series Range Hoods are the quietest in their category and deliver the brilliance of halogen lighting to your cook top. Their quiet nature is due to the fan"s unique axial blade technology. You"ll be able to carry on a conversation while cooking without asking your family to repeat themselves. Monochromatic black controls blend with hood for a clean, neat appearance. 42-Inch width to fit with like-size cook tops and cabinetry. Proper sizing provides effective ventilation. Rated at 1.5 Sones on Normal speed, the QS1 is over 50% quieter than the typical range hood in its class. The 220 CFM fan provides effective ventilation and you won"t have to turn up the volume to hear your favorite song while cooking. Two-speed rocker control gives you convenient command of Normal and High fan speeds. Use the quiet, Normal, setting for average cooking conditions and switch to High to quickly remove unwanted cooking aromas. Twin halogen light system designed for bulbs up to 50 W, (PAR20 bulbs not included), can be adjusted to two levels with the front soft-touch push buttons. They provide bright, soft or ambient illumination for impressive lighting over the cook top and surrounding area. Enjoy the clear advantage of seeing what you are cooking. Easy installation with keyhole mounting slots, connector/back draft dampers and four ducting options provide simple flexibility. Non-ducted recirculation requires two Clean Sense charcoal filters, BPSF42, sold separately. Includes adjustable duct connectors to accommodate off-center ductwork and make installation a snap. Permanently lubricated fan motor is designed for years of trouble-free service. UL listed for safety and HVI certified to ensure confidence in performance ratings. Can work in an ADA Compliant situation when wired to operate from a dedicated, standard 2-rocker or 3-rocker wall switch to turn the hood on or off.