Do Air Purifiers Help Get Rid of Odors & Bad Smells?

by Peemanus Tongpiem / December 8, 2023

We all know that air purifiers have the ability to effectively filter PM2.5 dust, viruses and bacteria in the air. But when talking about air purifiers, one of the most frequently asked questions is can air purifiers remove odors? And how to buy the right air purifier for eliminating odors in your home.

How does an air purifier remove odors?

Air purifiers deodorize with activated carbon filters. This type of filter consists of millions of small holes that will capture and absorb odor-causing molecules. When air passes through the filter, odors are trapped on the surface of the filter. As a result, the air inside the home or building will be cleaner and fresher. However, it is very important to perform regular maintenance on the purifier, such as changing the filter according to the manufacturer’s instructions in order to get the best results in eliminating odors.

What odors can an air purifier remove?

An air purifier with a carbon filter can effectively eliminate odors. Here are some examples of odors that air purifiers can eliminate:

1. smell of food

Using an air purifier is one of the most effective ways to deodorize food in a room. It can change a room that smells of food into a clean, pleasant place to live. Including eliminating odors caused by cooking, such as those caused by frying, smell of spices or burnt food

2. Pet odor

Air purifiers are effective at reducing pet-related odors, such as pet dander. and the smell of urine

Read more : Best air purifiers for pet lovers

3. Smoke smell

Whether it’s cigarettes, cigars, or the smell that comes from burning. Air purifiers can help eliminate unwanted smoke odors and improve the air quality in your home and building.

4. Chemical smell

Air purifiers with carbon filters can eliminate odors from volatile organic compounds (VOCs) found in cleaning products, paints, and other household chemicals.

5. Musty smell

An air purifier can help combat musty odors caused by mold, mildew, or dampness, improving the overall environment inside the home and building to be more refreshing.

Factors affecting odor elimination

Although air purifiers can effectively eliminate odors, but the following factors can affect the purifier’s performance:

1. Size of the air purifier

The size and power of the air purifier should be appropriate to the size of your room to ensure effective odor removal. Smaller air purifiers can have trouble recirculating and filtering the air efficiently.

2. Air filter

The quality and thickness of the activated carbon or charcoal filter can affect odor removal. Thick, high-quality filters are often more effective.


The Clean Air Delivery Rate, or CADR, is an important number that indicates how effectively an air purifier is filtering a room. A higher CADR ensures that the air is filtered more often.

4. Period of use

For the best odor removal It is important to run the purifier continuously or for a long period of time. Especially in areas that tend to have unpleasant odors.

5. Source of the smell

The intensity and source of the odor will affect the odor removal efficiency. Strong or deep odors may take a long time to get rid of.

Tips for choosing an air purifier for removing odors

When choosing your personal best air purifier to tackle odors, check our guidelines below.

  • In addition to the HEPA filter, look for an air purifier that comes with a carbon filter.
  • Choose an air purifier that covers the entire area of your room.
  • Consider CADR number. Choose an air purifier with a high CADR for odor removal efficiency.
  • Read customer reviews and expert recommendations to evaluate the effectiveness of different air purifier models.
  • Consider the noise level of the air purifier. Especially if you want to use it in a quiet area like a bedroom.
  • Consider maintenance and frequency of changing filters and other expenses related

Bottom line

The question is whether the air purifier can remove odors. The answer is that air purifiers can effectively eliminate odors with carbon filters. Whether it’s odors from food, pets, smoke, and chemicals, with the adsorption ability of the activated carbon filter. These air purifiers can improve the air quality within homes and buildings and provide a more refreshing environment.

Peemanus Tongpiem

Peemanus Tongpiem

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