Why is your furnace blowing cold air?

2022-10-11T14:47:27+00:00March 16th, 2021|HVAC|

Even on the crisp blue-sky days in Waltham, winter in the Greater Boston is cold. When you come home and expect to walk into a warm and cozy space the last thing you want to find is your furnace blowing cold air. Here we discuss some troubleshooting options you can take before calling a professional.