what is the blue wire for on a thermostat

what is the blue wire for on a thermostat. There are some references to what is the blue wire for on a thermostat in this article. If you are looking for what is the blue wire for on a thermostat you've came to the right place. We have posts about what is the blue wire for on a thermostat. You can check it out below.

Showing posts matching the search for what is the blue wire for on a thermostat