Variable speed for more venitlation options, Additional sizes can be specially ordered (minimums apply), Use top or rear venting or convert into non-vented recirculating mode, Black, bisque, and stainless steel also available, Switchable light offers more convenience in your kitchen, Designed to match 20 inch ranges; also available in 24, 30, and 36 inch widths, Provides thorough filtering to reduce odors, Solidly constructed for years of use