About Broan-NuTone Broan-NuTone has been leading the industry since 1932 in producing innovative ventilation products and built-in convenience products, all backed by superior customer service. Today, they"re headquartered in Hartford, Wisconsin, employing more than 3200 people in eight countries. They"ve become North America"s largest producer of medicine cabinets, ironing centers, door chimes, and they"re the industry leader for range hoods, bath and ventilation fans, and heater/fan/light combination units. They are proud that more than 80 percent of their products sold in the United States are designed and manufactured in the U.S., with U.S. and imported parts. Broan-NuTone is dedicated to providing revolutionary products to improve the indoor environment of your home, in ways that also help preserve the outdoor environment. * 14-inch steel blade for maximum air movement * Built-in adjustable thermostat * Thermally protected, permanently lubricated motor * Heavy gauge aluminum dome available in brown or black * Mounts easily between rafters * Template included for cutting roof boards and shingles * Dimensions: 23.25L x 23.25W x 8H inches