Can Air Purifier Remove Formaldehyde?

Do you enjoy breathing in fresh, clean air? If so, then it’s time to invest in an air purifier. Air purifiers are designed to remove the pollutants and contaminants that can build up in your home or office. 

One common pollutant found in indoor air is formaldehyde—a toxic gas emitted from curtains, furniture, carpets and many other household products. 

But can an air purifier actually help reduce the levels of formaldehyde present indoors? In this blog post, we will explore how effective these machines are when it comes to removing formaldehyde from indoor spaces. 

Can Air Purifier Remove Formaldehyde?

If you have recently moved into a new house or just bought some new furniture and paint, you can be exposed to formaldehyde that can be dangerous for the human body. 

However, can an air purifier with activated carbon filters remove this hazardous chemical from the ambient air? The answer is yes! Air purifiers can help reduce the amount of formaldehyde particles in your home and ensure that you remain safe. 

Additionally, using an air purifier can help freshen up the air in your home for a more comfortable living environment. In sum, an air purifier can effectively remove formaldehyde from your home and create a healthier living space for you and your family.

Can Air Purifier Remove Formaldehyde

How Do I Get Rid Of Formaldehyde In My House?

Formaldehyde is a common chemical that is often used in building materials and household products. It can be found in things like particleboard, plywood, and certain types of insulation. 

It is also commonly used as a disinfectant and preservative in some products like cleaning agents and personal care products.

Although formaldehyde is generally considered safe in small amounts, it can be harmful when it is present in high concentrations. 

When inhaled, it can cause irritation to the eyes, nose, and throat, and can even cause breathing problems in some people. In addition, long-term exposure to formaldehyde has been linked to an increased risk of cancer.

If you are concerned about the presence of formaldehyde in your home, there are several steps you can take to get rid of it. Here are some possible ways to remove formaldehyde from your house:

Improve Ventilation: 

One of the most effective ways to reduce the concentration of formaldehyde in your home is to improve the ventilation. This can help to dilute the formaldehyde and prevent it from accumulating to high levels. 

Make sure that your home has plenty of fresh air circulating, and consider opening windows and doors to let in fresh air whenever possible.

Use Air Purifiers: 

Air purifiers can be an effective way to remove formaldehyde from the air in your home. When selecting an air purifier to remove formaldehyde, it is essential to choose one that has been certified by the Association of Home Appliance Manufacturers (AHAM) to ensure that it can effectively capture and remove the chemical compound from the air. 

Additionally, it is important to check the purifier’s CADR (Clean Air Delivery Rate) rating to ensure that it can provide adequate coverage for the size of the room you intend to use it in.

Remove Sources Of Formaldehyde: 

Another way to reduce the amount of formaldehyde in your home is to remove sources of the chemical. This may involve getting rid of products that contain formaldehyde, such as certain types of cleaning agents or personal care products. 

You may also want to consider replacing building materials that contain formaldehyde, such as particle board or insulation, with formaldehyde-free alternatives.

Use Natural Air Fresheners: 

Many commercial air fresheners contain chemicals that can release formaldehyde into the air. To avoid this, consider using natural air fresheners instead, such as essential oils or herbs.

What Air Filter Removes Formaldehyde

Air filters are a crucial part of any air purification system, and they serve the important function of removing pollutants from the air. 

One pollutant that air filters can remove is formaldehyde, a chemical that is commonly found in building materials, household products, and furnishings.

There are several types of air filters that can effectively remove formaldehyde from the air. These include activated carbon filters, HEPA filters, and molecular sieve filters.

Activated carbon filters, also known as charcoal filters, are made of porous carbon material that can adsorb gases and VOCs. These filters are effective at removing formaldehyde because the carbon surface has a high affinity for the chemical, allowing it to be easily trapped and removed from the air.

HEPA (high-efficiency particulate air) filters are a type of mechanical filter that can trap particles as small as 0.3 microns in size. These filters are effective at removing formaldehyde because the chemical is a particle that can be trapped by the filter.

Molecular sieve filters are a type of adsorption filter that uses a specialized material to remove VOCs from the air. These filters can be effective at removing formaldehyde because the material has a high affinity for the chemical, allowing it to be easily trapped and removed.

Does Hepa Filter Help With Formaldehyde?

HEPA, or high-efficiency particulate air, filters are designed to capture tiny particles in the air, including pollen, dust, and other allergens. These filters have a pore size of 0.3 microns, which is small enough to capture even the smallest particles.

One of the major benefits of HEPA filters is their ability to remove formaldehyde from the air. Formaldehyde is a common chemical found in many household products, including air fresheners, cleaning products, and insulation. It can be released into the air as a gas, and has been linked to respiratory issues, headaches, and even cancer.

When a HEPA filter is used in a home or office, it captures the formaldehyde gas and traps it inside the filter. This effectively removes the gas from the air, and can help to reduce the health risks associated with formaldehyde exposure.

HEPA filters are also effective at removing other common indoor air pollutants, such as mold spores, pet dander, and tobacco smoke. This means that using a HEPA filter can help to improve the overall air quality in a space, and can make it a healthier place to live or work.

In order for a HEPA filter to be effective at removing formaldehyde, it must be properly installed and maintained. This means that the filter should be regularly replaced according to the manufacturer’s instructions, and the filter should be properly sealed to prevent any leaks.

If you are concerned about formaldehyde levels in your home or office, it is a good idea to invest in a HEPA filter. This can help to remove the gas from the air, and can improve the overall air quality in your space. Additionally, you can reduce your exposure to formaldehyde by avoiding products that contain the chemical, and by ventilating your home or office regularly.

What Are The Symptoms Of Formaldehyde Exposure?

One of the most common symptoms of formaldehyde exposure is respiratory irritation. This can cause symptoms such as coughing, chest tightness, and difficulty breathing. Formaldehyde can also irritate the eyes, causing redness, watering, and burning.

Another common symptom of formaldehyde exposure is skin irritation. This can cause symptoms such as redness, itching, and rash. 

In some cases, formaldehyde exposure can also cause contact dermatitis, which is a type of skin irritation that develops after repeated exposure to the chemical.

Formaldehyde exposure can also cause other symptoms, such as headaches, dizziness, nausea, and vomiting. In severe cases, formaldehyde exposure can lead to more serious health problems, such as cancer and organ damage.

To prevent formaldehyde exposure, it is important to avoid using products that contain formaldehyde or to use them in well-ventilated areas. 

It is also important to avoid breathing in fumes from these products, as this can increase the risk of formaldehyde exposure.

If you believe you have been exposed to formaldehyde, it is important to seek medical attention as soon as possible. Your doctor will be able to diagnose your symptoms and recommend the appropriate treatment. 

In most cases, treatment for formaldehyde exposure involves removing the person from the source of exposure and providing supportive care, such as oxygen therapy and medications to manage symptoms.

Can You Test The Air For Formaldehyde?

Testing the air for formaldehyde can be done through various methods, including direct-reading instruments, colorimetric tubes, and laboratory analysis.

Direct-Reading Instruments

Direct-reading instruments, such as gas detectors, are portable and easy to use. They can provide real-time measurements of formaldehyde levels in the air and alert the user if the concentration exceeds the recommended limits.

To use a gas detector, the user needs to turn on the instrument and hold it close to the air source where formaldehyde may be present. The instrument will display the concentration of formaldehyde in parts per million (ppm) or parts per billion (ppb) on its screen.

Colorimetric Tubes

Colorimetric tubes are another type of passive air sampler that can be used to test for formaldehyde. These tubes contain a chemical reagent that reacts with formaldehyde to produce a visible color change.

To use a colorimetric tube, the user needs to insert the tube into the air source where formaldehyde may be present. 

After a certain period of time, the user needs to remove the tube and compare the color of the reagent to a color chart provided with the tube. The color chart will indicate the concentration of formaldehyde in the air.

Laboratory Analysis

Laboratory analysis is a more accurate method of testing for formaldehyde in the air. It involves collecting a sample of air and sending it to a laboratory for analysis.

To collect an air sample for laboratory analysis, the user needs to use a sampling pump and a sampling bag or bottle. The sampling pump sucks in a known volume of air and stores it in the sampling bag or bottle. 

The user needs to label the sample and send it to a laboratory for analysis. The laboratory will measure the concentration of formaldehyde in the sample and provide a report with their findings.

Formaldehyde Test Strips:

These strips are available at most hardware and home improvement stores, and they work by reacting with formaldehyde in the air to produce a color change on the strip.

To use them, simply open the package and wave the strip through the air for a few seconds, then compare the color of the strip to the included color chart to determine the level of formaldehyde in the air.

Formaldehyde Test Kits:

These kits are more comprehensive than test strips, and they typically include a small device that collects air samples over a specific period of time, along with chemicals that react with formaldehyde to produce a color change.

To use a test kit, follow the instructions provided by the manufacturer, including placing the device in the area you want to test and allowing it to collect air samples for the specified time. 

Then, use the provided chemicals to test the collected air samples, following the instructions provided by the manufacturer.

Professional Air Quality Testing:

If you are concerned about the level of formaldehyde in your living or working environment, you may want to consider hiring a professional air quality testing company to conduct a more comprehensive test.

These companies typically use specialized equipment and techniques to accurately measure the levels of formaldehyde in the air, and they can provide detailed reports on the results of the testing.

Does Carbon Filters Help with Formaldehyde?

Activated carbon is a porous material that is highly effective at removing a wide range of chemicals, including formaldehyde, from the air. It works by adsorbing the chemical onto its surface through a process called chemical bonding.

The surface area of activated carbon is extremely large, and it has a high affinity for chemicals. When formaldehyde molecules come into contact with the surface of the carbon, they are attracted to it and bond with it.

This prevents the formaldehyde from being released back into the air and effectively removes it from the environment.

There are several factors that affect the effectiveness of activated carbon in removing formaldehyde. One of these is the size of the carbon particles.

The smaller the particle size, the more surface area is available for the formaldehyde to bond with. This makes it more efficient at removing the chemical.

Another factor is the humidity level. Formaldehyde is more difficult to remove in high humidity conditions because it is more likely to react with water molecules in the air. Activated carbon is more effective at removing formaldehyde in low humidity conditions.

The amount of formaldehyde in the air also plays a role in the effectiveness of activated carbon. If the concentration is too high, the carbon may become saturated and unable to absorb any more formaldehyde.

In this case, it may be necessary to use a larger carbon filter or to replace it more frequently.

Final Words

In conclusion, air purifiers that are specifically designed to remove formaldehyde are an effective way to reduce the levels of this chemical compound in your home. 

By using a purifier with advanced filtration systems and ultraviolet light technology, you can ensure that your air is clean and safe to breathe.

Frequently Asked Questions

Yes, the Dyson air purifier can effectively remove formaldehyde from the air in your home. It has a special filter that is designed to capture harmful compounds like formaldehyde, as well as other volatile organic compounds (VOCs). With regular use and maintenance, you can rest assured knowing you are breathing cleaner air.

Formaldehyde can stay in the air for up to one hour depending on factors like temperature and humidity. Factors such as ventilation and the amount of formaldehyde present within a space can also affect how long it remains airborne. To reduce exposure, you should make sure your home is well-ventilated with open windows or fans that circulate fresh air.

Activated charcoal, or activated carbon, is one of the best ways to neutralize formaldehyde from the air. Activated charcoal has a large surface area which helps it adsorb and capture compounds like formaldehyde. Additionally, proper ventilation and circulation of fresh air can help to reduce levels of formaldehyde in the home. 

No, aloe vera does not remove formaldehyde from the air. While it can help to reduce skin irritation and soothe breathing problems caused by formaldehyde exposure, aloe vera is not an effective way to capture and remove formaldehyde from the air. 

No, baking soda does not remove formaldehyde from the air. While it may help to deodorize and absorb odors, baking soda is not an effective way to capture or remove formaldehyde from the air. 

Reducing formaldehyde from the air can be done through regular maintenance and cleaning. Vacuuming, dusting, and wiping down surfaces on a weekly basis can help to reduce the build-up of dust particles that could contain formaldehyde. Additionally, investing in an air purifier that is designed to capture harmful compounds like VOCs and formaldehyde can help to reduce the amount of formaldehyde in the air. Keeping your home well-ventilated with open windows and using fans to circulate fresh air is also a great way to reduce levels of formaldehyde inside your home. 

Yes, a dehumidifier can help to reduce levels of formaldehyde in the air. When humidity is low, formaldehyde evaporates slower, so running a dehumidifier will help to reduce the amount of time it spends airborne and decrease your exposure to it. Additionally, reducing any sources of moisture in your home like standing water or dampness will also help to reduce formaldehyde levels. 

No, not all homes have formaldehyde. Formaldehyde can be found in certain household products like pressed-wood furniture, cleaning supplies, cosmetics, and even off-gassing from carpets and paint. Therefore, it is important to regularly check for any sources of formaldehyde in your home and reduce or eliminate them if present. Additionally, investing in an air purifier that is designed to capture formaldehyde can help to reduce levels of exposure. 

Exposure to formaldehyde can cause a number of health problems, including headaches, fatigue, and brain fog. Inhaling high levels of formaldehyde can also lead to neurological damage such as memory loss or confusion. 

Kristen Park - Specialised Content Writer for Caresh Fresh


My name is Kristen Park and I am a senior writer specialising in how-to guides and home cleaning information at Cares Fresh. As a researcher, I take pride in digging deep to find every small detail on a topic and explaining it in a way that is easy for the reader to understand.