Why is black stuff coming out of my vents?

Why is black stuff coming out of my vents?

The black dust coming out of your vents could be soot, which is the byproduct of burning a candle or using the fireplace. Because your AC is constantly sucking in air from your home to be cooled, it can pull in soot and blow it back into your home. One way to check if soot is the culprit is to check your air filter.

What does black dust on a fan mean?

Long story short, it is probably dirt. This dirt sticks to your ceiling and onto your ceiling fans because there are particles in the air (even if you can’t see them with the naked eye) that crash together and accumulate onto various surfaces. This same thing happens to the leading edges of your ceiling fan blades.

Why is my air conditioner spitting out black stuff?

If you’ve noticed black stuff coming out of your AC vents, it’s most likely either: Soot from candles or your fireplace (the most likely culprit) Mold spores. Dark dust or dirty insulation.

How do you clean black dust from air vents?

To get rid of black dust around air vents, detach the covers that have the mold and soak them in a bucket full of water mixed with detergent. Clean them for 20 minutes and then wipe with a cloth soaked in a vinegar solution to kill off all the mold and prevent new growth.

What does black mold look like in air conditioner?

Grab a flashlight and inspect the inside of the unit for the signs of mold growth, which may appear as streaks or clusters of brown, black, or greenish stains, some of which may appear fuzzy. Mildew, a common type of mold, produces powdery gray or white stains.

Why is dust coming out of my vents?

If you see dust buildup on the fins or around the vents, you may have leaky ductwork. Depending on the layout of your home and HVAC system, you may be able to safely inspect a good portion of your ductwork. For more thorough inspections and repairs, consider enlisting the help of a licensed HVAC technician.

Does black mold grow in air conditioners?

Under most circumstances, air conditioners and HVAC ducts are not hospitable places for mold to grow. Sheet metal ducts and styrofoam channels inside window units do not offer mold a food source. However, dust often collects in these places, which can allow mold to grow.

What causes black dust in your house?

Black dust in your house can be found on furniture, fans, rails, stairs, bedding, sinks, plants of appliances. In fact, black dust may be due to deteriorating duct liner materials in your heater or air conditioner and in some cases cold air returns. It may alternatively be due to soot produced from candles.

What are the symptoms of being exposed to black mold?

Symptoms of Black Mold Exposure

  • Coughing.
  • Postnasal drip.
  • Sneezing.
  • Dry, scaly skin.
  • Itchy eyes, nose, or throat.
  • Nasal congestion.