The Broan RM533004 range hood is designed to efficiently remove smoke, grease, and odors from your kitchen while cooking. It features a powerful 3-speed blower with a HEAT SENTRY™ thermostat that automatically adjusts fan speed based on cooking temperature. The hood also includes two halogen bulbs to illuminate your cooktop and a non-ducted recirculation filter that can be changed every 6 months to maintain optimal performance.