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.
June 11, 2026
As building owners look for more efficient ways to manage indoor environments, Variable Refrigerant Flow (VRF) technology is helping redefine what comfort and performance can look […]





