There are 16.7 million ceiling fans sold every year in the United States. They are so popular that most homes have three or more. Most people say that they use their fans to stay comfortable and to save on air-conditioning and heating costs. People also routinely say that the fans keep their homes cooler. These widely held beliefs about ceiling fans are far less straightforward than most people realize. When used incorrectly, ceiling fans actually can add to your utility costs instead of reducing them. The good news is that if you understand how ceiling fans work and know how to pick the proper fan for a space, these devices can indeed make you more comfortable and save you money on your utilities.
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