As cool air flows through the vents on hot days the moisture in the air can condense inside the air vent.
What causes mold on air conditioner vents.
Condensation forms in the coils and ducts as cool air circulates through the system creating a habitat for moisture loving mold.
If your air conditioning system and ductwork are clean then clean the vent cover.
Common causes of black mold in air vents.
Black mold in your air vents can cause a variety of unpleasant symptoms and health problems.
Air conditioner vents can be breeding grounds for black mold.
Mold in air ducts most commonly occurs when there is moisture inside the ductwork.
The symptoms may vary from person to person and can also depend on the length of exposure and the amount of spores inhaled.
Common symptoms and health problems caused by black mold may include.
Mold in air vents.
Symptoms to watch for.
If that moisture builds up and never gets a chance to dry out it can lead to mold growth.
It s as simple as that.
You can see the same principle at work when you drink an icy beverage and water beads up on the outside of the glass.
Setting your ac on a very low temperature can sometimes lead to mold around the vents when the cool air from the vents meets the warm air in the room the temperature difference can cause moisture in the air to condense on surfaces in and around the vents.