Can Black Mold Travel Through Furnace?

by | Last updated on January 24, 2024

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Can black mold spores travel in the air?

Yes

. Mold spores are airborne and can attach themselves to people’s skin, clothing, shoes, shopping bags, furniture, carpets, and even pets. Once spores enter your home, they can settle onto any surface and start to multiply.

Can mold spread through HVAC?


The environment created by an air conditioning system turning on and off also contributes to the spread of mold

. When the air conditioning system turns on, the mold spores can travel from the ducts and into the air circulating throughout your home.

Can mold spores travel through air vents?


Air moving through the vents can move mold spores around and push them toward the vents

. This then presents mold with the opportunity to form on the vents in addition to inside the air ducts. Usually, the fungus will appear green, black, or white, so watch for patches of such colors on your vents.

How do I get rid of black mold in my furnace?

Find a mold removal cleaning agent and mold inhibitor.

You can make your own mold cleaner by

mixing one tablespoon of household detergent, 1/2 cup of baking soda, and 1 cup of water for porous surfaces

. For non-porous surfaces (such as steel ductwork and vent covers), you can use 1 part bleach with 16 parts water.

Is mold in furnace common?


It’s common to find mold in your air conditioner or furnace

. Your furnace and evaporator coil have all the components necessary for things like mold to develop. Primarily because there’s consistent moisture.

What are the symptoms of black mold exposure?

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

How long does it take to get sick from black mold exposure?

These symptoms usually first appear

2 to 9 hours after exposure

and last for 1 to 3 days. Other affected persons have progressive shortness of breath and cough, as well as weight loss. Work-relatedness may only become apparent over long holidays if symptoms resolve and then recur on return to work.

How much black mold exposure is harmful?

Based on current research, black mold exposure is

no more dangerous than any other type of mold exposure

. It is impossible to avoid exposure to mold — the spores are almost everywhere around us. In high amounts or in people with allergies, exposure to any mold may cause allergy symptoms.

How do you know if you have mold in your ductwork?

Signs of Mold Around the Vents

If there is mold in your ducts, the air flowing through the ducts may loosen the spores and push them around your vents.

If you look at your vents and see black, green, brown, or yellow growth

, it may be mold.

Where does mold grow in HVAC system?

There are three primary locations where mold growth typically occurs in HVAC systems:

the air conditioner’s indoor unit, the drain pan, and the ductwork

. These locations can foster mold growth by providing the spores what they need: moisture, food, and warmth.

What does black mold look like vent?

You can typically identify black mold by its color. Many other molds are green or grey, but black mold tends to be a

dark greenish black or gray color

. It will appear around the home as a slimy, dark greenish-black or gray substance. Black mold grows off of moisture, releasing spores as it consumes organic substances.

Can black mold in vents make you sick?

Mold in Air Duct Symptoms


If there is toxic Stachybotrys chartarum black mold present, a person may experience mold poisoning (mycotoxicosis)

. There can also be these other health concerns: nose bleeding, changes in mood, aches, pains, memory loss, and headaches.

Why is there black stuff around my air vents?

The black dust on your AC vents

could be mold

. Mold is commonly found in AC systems, particularly in the indoor AC unit. The indoor unit is naturally a damp, dark place, which makes it easy for mold to grow there.

What does black mold smell like?

A Musty Smell

It’s often described as

musty and earthy, and may even smell like rotting vegetables or plants

. You might notice a musty smell, but not be able to see any mold growing.

How do I know if my air ducts need to be cleaned?

Have your air ducts cleaned

if they are visibly contaminated with substantial mold growth, pests or vermin, or are clogged with substantial deposits of dust or debris

. Ask the service provider to show you any mold or other biological contamination they say exists.

What do I do if my HVAC has mold?

Fill a plastic bucket with a few gallons of hot water and about 1/2 cup of household bleach. Saturate a scrubbing sponge in the bleach solution and use it to wipe the inside surfaces of the AC unit, removing all traces of visible mold. The bleach will kill residual mold spores.

What kills mold in HVAC system?

Use an EPA registered disinfectant labeled for HVAC use to clean non-porous surfaces (Ductwork, coils, plenums, pans, etc) of mold, mildew, and other dirt.

BIOSPRAY-TOWER ready-to-use disinfectant and mold cleaner

will kill and remove mold, mildew, and odor-causing bacteria.

How does mold get in your furnace?

Air conditioners and high-efficiency furnaces draw moisture from your indoor air. That moisture becomes condensation the collects in a drain pan.

A dirty, neglected drain pan combined with all that water can foster mold growth

.

Can mold grow in your lungs?


It’s also possible for mold to form a ball in your lungs

. This condition is called aspergilloma when caused by an Aspergillus mold. The ball most often stays in your lungs but can lead to tissue damage. Symptoms commonly include shortness of breath, cough, or coughing up blood.

What does toxic black mold look like?

Stachybotrys chartarum typically appears

black or extremely dark gray in color

. This mold tends to have very round splotches with a speckled appearance. Often, you see darker layers of mold over lighter layers.

What does mold poisoning feel like?

Each person’s body is affected by mold toxicity in different ways. Some experience

constant migraines and headaches, shortness of breath, brain fog, fatigue or even depression

. Since symptoms differ from person to person, they may not be quickly associated with mold exposure.

How do you detox from mold exposure?

Sweating. Some people recommend

sweating, or using a sauna

, to support the process of mold detoxification. No research confirms that sweating can specifically help address the effects of mold. But a 2020 review suggests sweating does play an important role in your body’s natural detoxification process.

What are the long term effects of black mold exposure?

While exposure to toxic black mold may not directly cause death, long term exposure can lead to

irreversible damage to the organs, a weak immune system, and even brain damage

– all of which can ultimately lead to death.

Emily Lee
Author
Emily Lee
Emily Lee is a freelance writer and artist based in New York City. She’s an accomplished writer with a deep passion for the arts, and brings a unique perspective to the world of entertainment. Emily has written about art, entertainment, and pop culture.