What Causes Mold in Heating Ducts?
Furnace heat does not kill existing mold. Water from humidifiers, roof leaks, or last summer's cooling season keeps ducts damp long enough for growth to develop.
Breathe Cleaner Air
Clean Ducts. Fresher Air.
Brian Edwards
Brian Edwards writes troubleshooting content for common HVAC and ductwork problems. His articles help readers understand possible causes behind dirty vents, leaks, blockages, condensation, and other system issues.
Blogs by Brian Edwards