HVAC technician shares tips to keep your home in good shape during cold weather

MOBILE, Ala. (WKRG) — As temperatures drop below freezing, HVAC technicians are giving a few recommendations on how to keep your home in good condition. Mark Graham is the HVAC manager for Professional Systems. Here's what he said will help. "First thing you need to do is make sure your filters are clean," Graham said. [...]