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Is new house smell toxic?

Author

Noah Mitchell

Published Jan 11, 2026

Article content. It's almost like we've been programmed to like the smell of VOCs because we normally smell them when we get something new, such as a gadget or even a new home or reno. But VOCs have been known to cause headaches, dizziness and can be toxic. New homes have higher levels of VOCs.

Is new home smell harmful?

Hidden Dangers of the “New House Smell”

One of the most dangerous and commonly used building materials is formaldehyde. Exposure to formaldehyde can cause throat, nose, eyes, and skin irritation. Prolonged exposure can lead to chronic respiratory problems, lung disease and cancer.

How long does the new house smell last?

It takes at least a day, depending on the outside temperature, for the heated air to also heat the contents, materials, and structure of the house. Two or more days at the elevated temperature is needed to achieve a reduction.

How do you get rid of toxins in a new house?

What you can do to detox your new home

  1. Replace the furnace filter after construction is finished. ...
  2. Run the furnace fan (or ERV/HRV if you have one) at all times. ...
  3. Bake off the toxins. ...
  4. Open windows. ...
  5. Run the bathroom and kitchen exhaust fans. ...
  6. Consider an air purifier.

Why does my new house smell weird?

While that "new home smell" may sound like a good thing, unfortunately it is mostly the fumes from so-called volatile organic chemicals (VOCs) floating off new furniture, new paint, and new carpets. Those VOCs are not just unpleasant to smell, but they are also unhealthy.

32 related questions found

What does a new house smell like?

What exactly is new-house smell? Also known as new-construction smell, it's essentially a combination of smells given off by the many materials that go into building a house—things like fresh paint, carpet, wood, and adhesives. If there's any new furniture in the home, that could be contributing to the smell as well.

What is the chemical smell in my house?

If this part becomes cracked or damaged, it can release dangerous carbon monoxide fumes into the air that can circulate through your HVAC ductwork and out into the air in your home. This can result in a chemical smell throughout your home.

How do you get the smell out of a house you bought?

Baking soda: Open a container and place it in the area where the smell originated. Coffee grounds: Put used coffee grounds in shallow bowls and place around your house. The coffee grounds will absorb and eliminate smells. White vinegar: Bowls of white vinegar can act as an odor neutralizer.

How do you get rid of chemical smell in the air?

How to Remove Chemical Odors

  1. Electronic air purifier.
  2. white vinegar.
  3. baking soda.
  4. laundry detergent.
  5. air freshener.

How do you get rid of chemical smell after renovation?

Sprinkle some baking soda over your furniture and let it sit for about an hour before vacuuming it away. The baking soda would've neutralised and absorbed some of the chemical odour emitted from the furniture. This method works for wood furniture as well.

How do you get rid of new room smell?

Try these ten steps to bring a fresh, pleasant feel to your room as well as improve your room's air quality.

  1. Identify the odor. ...
  2. Dust your room from top to bottom. ...
  3. Clean your floors. ...
  4. Open your windows. ...
  5. Bathe your pets. ...
  6. Wash your sheets and laundry. ...
  7. Clean all upholstery. ...
  8. Turn on a dehumidifier.

How long does it take a new house to offgas?

Bottom Line: How Long it Takes to Off-gas Formaldehyde from Homes. The data suggests it takes about two years for formaldehyde to off-gas down to levels of the average home. However, higher temperatures and higher humidity may expedite the process, reducing the time taken to off-gas formaldehyde.

Do new homes have formaldehyde?

Indoor formaldehyde mainly comes from materials used in new furniture and construction, such as adhesives, slabs, coatings, oil paints, and wall fabrics. If it's not adequately dealt with, formaldehyde levels can remain dangerously high for up to 15 years after years of ventilation and air purification of a new home.

What happens if you smell chemicals?

Some chemicals with strong odors may cause eye, nose, throat or lung irritation. Strong odors may cause some people to feel a burning sensation that leads to coughing, wheezing or other breathing problems. People who smell strong odors may get headaches or feel dizzy or nauseous.

What does it mean when you smell chemicals?

Phantosmia is the medical word used by doctors when a person smells something that is not actually there. Phantosmia is also called a phantom smell or an olfactory hallucination. The smells vary from person to person but are usually unpleasant, such as burnt toast, metallic, or chemical smells.

Why does it smell like garbage in my house?

So why does your house smell like rotting garbage? Simply put, the most likely culprit is hidden garbage somewhere, and you should look for unusual places it may reside, like the kitchen sink and under kitchen appliances. Beyond that, it may be a more serious issue, like a gas leak.

Why does my house smell musty after being away?

If your house smells stale after some time away, you have to remember that your house has been sealed shut for as long as you've been away, which means there's no airflow from opening doors and windows. Chances are you've also turned your thermostat up so that your AC runs less frequently while you're away.

Why does my house smell after it rains?

Raining often causes atmospheric pressure changes, which can lead to the air becoming heavy. As such, the methane gases typically found in the septic tank don't flow through the vent as they normally would. Instead, they stay low to the ground, causing a foul smell similar to rotten eggs.

Is new construction toxic?

The off-gassing process that new building materials undergo in a new home can not only be dangerous to the indoor air quality of the environment but also to the health of those first time occupants in the space, and if you have been living in this new home you may already be experiencing the effects of these higher ...

What are the symptoms of formaldehyde exposure?

When formaldehyde is present in the air at levels exceeding 0.1 ppm, some individuals may experience adverse effects such as watery eyes; burning sensations in the eyes, nose, and throat; coughing; wheezing; nausea; and skin irritation.

Is formaldehyde a big problem in homes?

Most people don't have any health problems from small amounts of formaldehyde in their homes. As levels increase, some people have breathing problems or irritation of the eyes, nose, throat, or skin from formaldehyde exposure in their homes.

What are the long term effects of formaldehyde exposure?

Long term exposure to formaldehyde has been shown to be associated with an increased risk of cancer of the nose and accessory sinuses, nasopharyngeal and oropharyngeal cancer, and lung cancer in humans.

How long do VOCs stay in air?

The authors found a return to “normal” VOC levels after 2-3 months.

Why does my daughter's room smell?

Most kid smells are caused by the buildup of bacteria and sweat. To keep those smells from compounding on themselves, you need to air out your child's bedroom regularly. Opening their bedroom door will help, but it will also drag those bad smells into the rest of your home.

How do I keep my house smelling good all the time?

  1. Clean your garbage disposal. Notice a stale stink in your kitchen? ...
  2. Refresh carpets and rugs. Go One Step Further. ...
  3. Spruce up your trash can. ...
  4. Simmer herbs and fruit on the stove. ...
  5. Scatter candles throughout your house. ...
  6. Bring the outside in. ...
  7. Freshen up your air vents. ...
  8. Deodorize with dryer sheets.