Furnaces are very sturdy and can last well over a decade, but no heating system lasts forever! And when your furnace system is showing signs that it’s time to upgrade, it is important to pay attention. Waiting too long can leave you with an inefficient system at best, and a completely broken-down furnace system at worst.
Replacing the heating system in your home can be the difference between a natural transition to a new heater or an interruption to your quality of life while you figure out how to stay warm until you get a new system. So as the weather cools down, keep an eye out for the following signs that your furnace does, in fact, need to be replaced.