Shop extra quiet bath fans from the leading bath exhaust fan manufacturers. With improved technology, you no longer have to put up with a loud bathroom fan. A quiet bath fan offers many benefits. It can make your mornings more enjoyable and reduces disturbing house occupants in nearby rooms. The loudness of a fan is measured in sones. One (1) sone or less would be considered an extra quiet bath fan. Many extra quiet bath fans have free shipping! Upgrade today.