Black Mold On Air Conditioner Vents

Black mold or stachybotrys chartarum is a greenish black mold that grows on materials such as fiberboard gypsum board paper lint and dust when there is moisture from water damage excessive humidity water leaks condensation water infiltration or flooding.

Black mold on air conditioner vents.

As cool air flows through the vents on hot days the moisture in the air can condense inside the air vent. With black mold growing in your air ducts you may notice symptoms like itchy eyes and sneezing growing worse when you re indoors particularly when you re running the ac. Condensation forms in the coils and ducts as cool air circulates through the system creating a habitat for moisture loving mold. If there is black mold growing in your air vents you may notice a musty aroma when you run your ac.

You can see the same principle at work when you drink an icy beverage and water beads up on the outside of the glass. When dirt and dust build up in air vents black mold can thrive which is why it s important to commit to a regular maintenance schedule. Removing black mold can be a challenge and is very time consuming. Common causes of black mold in air vents mold in air ducts most commonly occurs when there is moisture inside the ductwork.