3 Options For Diagnosing Your Cold Furnace
A furnace that refuses to put out heat isn't doing you much good, and it might leave you out in the cold on a frigid winter day. While calling a technician is the best way to resolve severe issues, you may want to narrow down the source of trouble first. If you're feeling up to a bit of exploration around your HVAC equipment, you may be able to rule out a few common causes on your own.
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