Should You Leave Your Thermostat Fan on Auto or On?
Most homeowners have two familiar options when it comes to thermostat fan settings: AUTO or ON. And while the toggle might seem simple, the choice can impact your energy bills, indoor air quality, and comfort more than you think. Many people set their fan to AUTO by default without fully understanding the difference between the two modes, or how one may be better for their home’s layout or climate conditions. For those questioning “What does fan AUTO mean on a thermostat,” This guide breaks down what each fan setting does, the pros and cons of each, and
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