The Cyclone NA940D comes unparalleled in value and offers a powerfully functional undermount kitchen exhaust fan. Clearing your kitchen of unwanted odors, smoke, and grease. Special features on this range hood model include a 680 CFM blower, rocker switch controls, twin turbofans, and filterless technology. Fitted with round and rectangular vents on the top and another rectangular vent on the back to conveniently accommodate almost any kitchen installation.