Archives for Il HVAC

Fan ON, Fan OFF. The tale behind the elusive switch.

How often do you use the fan on your thermostat? Most people, myself included before I started working in the HVAC industry, don’t really know why this feature is separate on your unit. We’re going to cover some basics on its purpose and how it affects your families comfort. The purpose of the fan is to continually keep air in your home circulating. It is automatically kicked on if the temperature in your house exceeds or drops below the current temperature that you have set. The fan will only turn on in these situations if you have it set to
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