Look up! Is it Mold?
Mold in air ducts most commonly occurs when there is moisture inside the ductwork. ... When moisture is present, mold can flourish inside vents. Black mold can be found in any environment that provides food for the mold to live, including inside walls and inside vents and other ductwork. Mold spores are generally airborne or spread through the air.
Contact Clean Ducts Orlando today to eliminate the source of the mold by performing an air duct cleaning to make sure your systems are running cleanly and properly.