Fan On vs. Auto: How Phoenix Homeowners Should Set the Thermostat
Almost all thermostats come with the “on” and “auto” fan settings. A deeper understanding of both settings helps you know the right time to use each. The “On” and “Auto” Setting When the thermostat is set to “auto,” the fan only works during the heating and cooling cycles. Once the thermostat’s temperature is reached, it stops running. Setting the thermostat to “on” makes the fan run continuously, regardless of whether or not your home’s cooling and heating cycles are on or off. Pros of the “Auto” Setting
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