Just a note for this coming week of frigid temps, furnaces are designed to be efficient for the majority of the year. We size furnaces to heat your home to 72-75° on 0° day. That way it’s not oversized for majority of the winter.
So, when it’s -15°, your furnace or heat pump is gonna be RUNNING!
And may not keep up. It probably isn’t broken. But it should keep it pretty warm still. Continue reading