When your HVAC system encounters problems, it’ll often let you know by making some strange and unusual noises. But sometimes a furnace will run into trouble and not make a peep. That’s why it’s important to be aware of the silent signs of a furnace that is struggling.
Although things like cold spots and decreased airflow can be much harder to detect than a loud banging noise coming from your furnace, by reading through this list you’ll become aware of things to be on the lookout for. Here are 5 silent signs that mean you need furnace repair.