What Causes Mildew On Air Conditioner Vents

Either way it s supposed to make you comfortable and that s not possible if there s an unpleasant musty smell coming out of your vents.

What causes mildew on air conditioner vents.

Black mold in your air vents can cause a variety of unpleasant symptoms and health problems. As cool air flows through the vents on hot days the moisture in the air can condense inside the air vent. Occasional condensation on a c ducts is not a problem but keeping an eye on the situation is recommended. Excessive condensation can also create conditions favorable to mold or mildew forming in areas surrounding the duct itself.

That smell is mildew and it indicates that there has been. If your air conditioner is oversized it means your ac won t run long enough to remove moisture from your home s air. Condensation can then drip down and cause moisture on ceilings and walls. Luckily this issue can be treated and corrected.

You can see the same principle at work when you drink an icy beverage and water beads up on the outside of the glass. The symptoms may vary from person to person and can also depend on the length of exposure and the amount of spores inhaled. Mold in air ducts most commonly occurs when there is moisture inside the ductwork. Mildew is a type of fungus that grows in damp and humid areas.

If that moisture builds up and never gets a chance to dry out it can lead to mold growth. Common symptoms and health problems caused by black mold may include. Air conditioning systems trap tiny particles that settle in the filters over time and cause mildew growth when exposed to moisture. If you live in a wet climate such as a southern state or tropical country it is likely that you ve had to clean mildew off your bathroom walls basement floorboards or even from behind your wallpaper.

When that moisture meets dust in the evaporator coil or ducts mold mildew can form. Persistent ductwork sweating may eventually lead to water damage. 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. Condensation forms in the coils and ducts as cool air circulates through the system creating a habitat for moisture loving mold.

If your air conditioner s filter is dirty and clogged this may result in your ac smelling musty. Air conditioning vents can transport mildew to any room in your home. Air conditioner vents can be breeding grounds for black mold.