Table of Contents
6 common types of mold grow in window air conditioners. Stachybotrys. Commonly referred to as black mold, this type of mold has a greenish-black color. Fusarium. This type of mold is most common in summer and requires wet conditions to grow. Acremonium. Trichoderma. Alternaria. Mucor.
Is mold in window air conditioner dangerous?
The U.S. Environmental Protection Agency (EPA) advises against using an air conditioner that might have mold in it because the air will blow microscopic mold spores into the room. Those mold spores, too tiny to be seen, are easily inhaled and can make you ill.
How do I get rid of mold in my window air conditioner?
There are several steps one can take to prevent mold growth in a window air conditioner, including: Turning on the AC’s humidity control setting (if applicable) Keeping the AC unit on. Keeping the unit free of dust. Deep cleaning the AC unit periodically. Using white vinegar spray.
What does mold look like in a window AC?
Inspect the unit to determine the extent of the problem. 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.
What is the black stuff in my window air conditioner?
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.
Why is my window AC growing mold?
Humidity that window units draw in from outside air doesn’t just disappear; it settles in and around the coils that keep the air cold. This moisture added with dirt and dust from the air creates a perfect environment for spores of mold that quickly grow and spread.
Can black mold grow in window 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.
Can you spray Lysol in window air conditioner?
For window units Knowing how to clean an air conditioner that sits in the window is just as money-saving as cleaning your own central air system. Apply Lysol® All-Purpose Cleaner to the coils on the back of the unit and scrub with a stiff brush.
Can you spray bleach into window air conditioner?
You can use bleach as an excellent choice to clean a window air conditioner since it destroys mold. Unfortunately, it will also destroy metal and some parts of your AC.
How do I prevent black mold in my air conditioner?
Below are essential tips to prevent mold in HVAC systems: Maintain the drain pans. Replace air filters regularly. Apply an HVAC mold inhibitor. Use a disinfectant. Keep ducts dry. Check the air intakes.
What does black mold in an AC unit look like?
One of the first signs that black mold is growing in your air vents is a distinct musty, mildew-like smell in specific rooms or even throughout your entire home. You may also be able to see the presence of mold around drip pans, air ducts, and within intake vents.
Is the black stuff in my AC mold?
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 harmful 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.
Can mold grow in air conditioners?
Your air conditioner can easily provide the perfect environment for mold if parts of the unit malfunction. For example, a clog in the condensate drain can cause water to back up in the unit, inviting mold growth. Additionally, mold can also grow in units that have not been used for a long time.
Is it possible to clean the inside of a window air conditioner?
To clean the window air conditioner without removing it, use the vacuum with the soft brush attachment, and carefully vacuum out any dust balls or other stuff you see in the unit. Then, mix together your water and two drops of dish detergent. Next, spray this inside the machine and wipe the areas down.
Where do you pour vinegar in your air conditioner?
All it takes is 1/4 cup of vinegar, and a couple minutes of your time: Find your drain line. It should be near your drain pan, located near the air handler. Remove the cap. Pour in 1/4 cup of distilled vinegar. Place the cap back on the drain line.
How long does the average window air conditioner last?
A. Units should last eight to 10 years, but troubleshoot yours before replacing it. (If you really do need to get rid of it, make sure you follow our tips on how to get rid of practically anything.) First, inspect the seal around the unit to make sure no warm outside air is leaking in.
Can a dirty window unit make you sick?
Yes! Yes, it is possible for an air conditioner to make you sick! In that case, air conditioning will cause these pollutants to circulate, which can cause sore throats, stuffy noses, or respiratory issues. Also, if your air conditioner is not well maintained, it can end up being a source of mold growth and bacteria.
How do you know if your air conditioner has mold?
How to Check for Mold in the HVAC System? A noticeable musty smell near the air vents in the indoor environment. The distinct odor increases when the air is running. Patches of black fungi re visible around the vents, evaporator coils, or drip pans.
How can you tell the difference between mold and mildew?
Mold tends to have a higher profile and can even become fuzzy, while mildew is usually flat. Mold exhibits darker colors such as deep green and black; mildew may begin as white, then turn brown or gray.
