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Should My HVAC Systems Fan Be Set To Auto Or On?

By Nitrotech
a woman programming the fan settingIn general, you should leave your HVAC system fan on the AUTO setting since it is more energy efficient. However, there are some cases when you should set it to ON. You can find the FAN setting on your thermostat, but don’t switch it until you read this article and know what you are doing. ... Read more

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