Welcome to the Range Hoods & Canopies group of SmartGuy.com. Feel free to interact with other professionals from across the world. You can find professionals, find deals on services, find professionals who might barter, or simple post questions, comments, or suggestions. Range Hoods, Canopies, exhaust hood or extractor hoods are devices containing a mechanical fan that hangs above the stove or cooktop in the kitchen to remove airborne grease, combustion products, fumes, smoke, odors, heat, and steam from the air by evacuation of the air and filtration