This is what happens when an air handling unit is not maintained over time. Not only is this excessive residue damaging to the equipment, but it also affects the quality of air. Expand the life of your HVAC units and improve airflow and quality with Star’s preventative maintenance plans. That’s the Star difference.
May 11, 2026
HVAC systems work hard every day to keep facilities comfortable, productive and safe. Without regular maintenance, small issues can turn into expensive repairs that disrupt operations […]





