Before you leave home HVAC technicians recommend a quick check of your home to make sure everything is running smoothly while you're away.
Q: I turned on my furnace for the first time this year, and it made the whole house smell musty. I checked the filter and found it caked with dust, so I replaced it with a new filter, and the indoor ...
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Why Is My Furnace Blowing Cold Air?

Is your furnace blowing cold air? Here are some troubleshooting tips and simple DIY repairs for the most common causes for ...