QA

Question: Why Does My House Smell Musty

If your home or clothing smells musty, chances are you have mold or mildew hiding out. Essentially, all mold needs to grow is the presence of mold spores, a surface to grow on, warmth, darkness, oxygen, and moisture. The last ingredient — moisture — is the biggest problem.

How do I get rid of a musty smell in my house?

The best ways to get rid of musty smells Open windows to get rid of stale air and bring fresh air into the space. Run a dehumidifier to remove excess moisture from the air. Keep air circulating with box and ceiling fans. Decorate your home with houseplants that naturally clean the air. Dust regularly and thoroughly.

Why does my house smell musty all of a sudden?

Musty odors can come from your AC because mold and/or mildew is being distributed in the air of this space, along with other issues with the air conditioning system itself. A dirty evaporator coil can be a problem, as well as a clogged condensate drain line, and leaky air ducts.

How do I find a musty smell coming from?

The most obvious thing to look for is where water might be leaking in your home. If you smell mildew, first check for visible leaks near water sources. Then search for signs of water damage such as discoloration or chipping paint which may indicate that the leak is inside a wall, ceiling, or floor.

What does a musty smell indicate?

A musty smell is a warning sign that you should not ignore and generally is a sign of mold growth in your home. Mold and mildew can release foul-smelling gases. Mold spores grow in the presence of moisture or water and can quickly develop within 24 to 48 hours in the right conditions.

Why do old houses smell musty?

The musty, “old house smell” is usually a combination of high humidity and moisture and little ventilation – that’s why it’s worse when the house is closed up. Typically, what you’re smelling is called a “mold volatile organic compound,” or MVOC.

Can a house smell musty without mold?

Why does my home smell musty? If your home or clothing smells musty, chances are you have mold or mildew hiding out. While other things — like a lack of ventilation or high levels of humidity — can make a musty odor more noticeable, they typically are not the primary cause of the smell.

Is a musty smell unhealthy?

A moldy odor suggests that mold is growing in the building and should be investigated. The health effects of inhaling mVOCs are largely unknown, although exposure to mVOCs has been linked to symptoms such as headaches, nasal irritation, dizziness, fatigue, and nausea.

What does mold in a house smell like?

Most people describe the smell of mold as musty, stale, and earthy — somewhat similar the odor of wet socks or decaying wood. Although mold smells can vary, here are some of the most common characteristics: Musty and Stale — like old socks or a stuffy attic that hasn’t been aired out in months.

How do I find the source of mold in my house?

Most mold is unmistakable, but sometimes small or largely hidden growths just make a surface look dirty. A quick test for mold can be done when you dip a swab in diluted bleach (1 part bleach, 16 parts water) and dab it on the wall. If the spot quickly lightens (or keeps coming back after cleaning), assume it’s mold.

Can musty smell make you sick?

In some cases, mold in your home can make you sick, especially if you have allergies or asthma. Whether or not you’re allergic to molds, mold exposure can irritate your eyes, skin, nose, throat, and lungs.

What are signs of mold in your house?

Signs Your Home May Have a Mold Problem Rotten Smell. Is there a damp, musty odor reminiscent of the smell of old books emanating from your floors or walls? Spotted Clothing. Contaminated Carpets. Water Heater Hideaway. Allergy or Asthma Flare-Ups. Fungus in the Furniture. Warped Walls. Persistent Cough or Cold.

Will a dehumidifier get rid of musty smell?

Dehumidifiers take excessive moisture out of the air. Eliminating those unpleasant odors is one of the top benefits of running a dehumidifier. “Dehumidifiers help make a room feel less damp. Otherwise the humidity can bring on a musty smell that reminds me of an old house,” says Eric Ball, a spokesman for Lowe’s.

Is it normal for old houses to smell?

Mold and mildew are the most common causes of an old house smell (and one of the most common hazards of an old house). It creates that readily identifiable musty, mildewy smell. Mold is naturally occurring and actually expected to be in our homes.

What makes a house smell like an old person?

That “old people house smell” is caused by our bodies releasing more of the chemical 2-nonenal as we age. It can also be mold and mildew commonly associated with older homes. You can get rid of this smell by cleaning up around the house and managing any damp rooms or mold.

Why does my bedroom smell musty?

If your room smells musty, it could be caused by something called microbial volatile organic compounds (mVOCs). The Environmental Protection Agency says, “because mVOCs often have strong or unpleasant odors, they can be the source of the “moldy odor” or musty smell frequently associated with mold growth.

Does mold smell like sewer gas?

As part of their metabolic process, active mold spores release tiny puffs of gas that have a distinct musty smell. What’s worse is that gas can be dangerous. If inhaled, it can cause headaches, nausea, dizziness and fatigue.

Does mold smell like wet dog?

What does mold smell like? Mold tends to have a disagreeably tangy, earthy, musty or foul smell, as it releases mVOCs (microbial volatile organic compounds). The odor is sometimes compared to mushrooms, wet dog, or “eau de locker room.” You might be able to spot mold growth in your home with the naked eye.

What does toxic mold smell like?

Mold has a distinct 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. In this case, you should look for areas that might be exposed to water.

How do you get rid of damp smell in walls?

Make a baking soda paste with water and scrub the bathroom tiles, walls and surfaces. You can also try a hydrogen peroxide and water mixture. Scrub and wipe until you’re happy it’s removed.

Is there a mold detector?

Mold test kits are widely available from home improvement stores and from online retailers, but not all test kits are the same. To test for mold spores in the air you’re breathing, you’ll need to purchase a viable mold test kit, which costs $20 to $45 (view example on Amazon).