Do Air Purifiers Work for Pet Allergies? Can They Help Pet Owners 2022

Last Update On: December 26, 2021 // Article Written By:

Time has put a ton of things in our essential list & air purifiers can be placed on one of the top positions. Nowadays, pollution has increased highly. Even inside our house, inside of our offices, we have polluted air. For this reason, they’ve become saviors in our daily life.

Besides, many of us love to have a pet in the house. So, naturally, the question arises, “Do air purifiers work for pet allergies?” You know the reason for asking because everyone is concerned about their own most close friend. So, you’re here to get a proper explanation that we’ve researched for you.

Why Do Pets Cause Allergies?

People all around the world love pets. And most of the pets are cats and dogs. But, the irony is these lovable pets can cause allergies to their humans. Not all of them. The thing is, pets do not cause allergy. It is mainly humans who have allergic problems. Humans can be allergic to anything in this world. Similarly, a large group of people is allergic to pet danders.

Do Air Purifiers Work for Pet Allergies

In the USA, almost 62% of homes have pets. The most amazing thing is, more than 161 million of these pets are just cats and dogs. Can you imagine this? But the sad part is, millions of pet owners are allergic to their pets!

So, what are the reasons for these allergic reactions? Why these pets cause allergies?

Mainly, a pet’s dander, saliva, or even in skin flakes, there are some proteins. These proteins are the reasons behind allergic reactions. These proteins cause an allergic reaction or can show allergic symptoms in the body.

Even these proteins can cause aggravate asthma in some people. Other than that, pet hair or fur can contain or can collect mold spores, pollen, and other outdoor allergens responsible for allergic reactions.

So, we can say that the proteins found on pets are mainly the reason behind the allergic reactions. Moreover, the danders, furs can also cause this.

Do Air Purifiers Work For Pet Allergies?

Do air purifiers work for pet allergies? Why not? They are meant to purify the air inside the space. Moreover, they purify by collecting air born particles, other contaminated particles, microbial things, pet danders, pet furs, etc. Even some of the purifiers can remove particles of just 0.3 microns. That is so small. Isn’t it? Again, many others can reduce 99.97% of the dust from the air.

We got to know that the purifiers can remove very small particles along with the big ones. So, isn’t it quite easy for them to work for pet allergies? Here, they’re mainly meant to the danders, skin cells, saliva, etc. These are quite big in comparison with 0.3 microns sized particles. So, these purifiers can easily work for danders and allergies. But, not every purifier will work the same. There are purifiers specially made for the pet that you can use them also.

So, what is the main thing to look into a purifier to keep safe your pet from allergies? “Clean Air Delivery Rate” or CADR is the thing to look on. If an air purifier has a good CAD rate, then that is good for the pet.

The CADR shows the potentiality of a purifier and how well the purifier works. Did you ever try HEPA filters for the air purification system that is designed to arrest tiny particles? You’ll find a recommendation of it in our next part.

How Do Air Purifiers Work For Pet Allergies?

Previously, we got to know that air purifiers work for your pet danders and other allergic problems. But how do they work for it? There are some special things and also some procedures for them.

HEPA filters

HEPA filters are one of the best air-purifying filters that are very efficient in trapping every fine particle. You know, the purifiers containing HEPA filter can reduce 99.97% of dust and also can clean up particles so tiny with a size of 0.3 microns.

Air purifiers with HEPA filters can remove 99.97 percent of particles that are 0.3 micrometers in size. So an air purifier containing HEPA filter may remove some of the large contaminated particles like fur, pet dander, pet saliva, and many more.


Ionizing purifiers also can work for allergies. But, there are some conditions. If the danders or allergies past from the purifiers nearby surface, then only it can catch it. Other than that, if the danders or allergies get deposited on the floor or far from the purifier, then it may not catch those. So, ionizing the purifier can help you to reduce pet Anders or allergies.

PECO system

PECO refers to Photo Electrochemical Oxidation. This system is designed to work for pet allergies, and pet danders. The allergens are tiny in size. So, these tiny allergen particles can pass through the traditional filter. But this PECO technology is different.

In the first stage of filtration, this system has a pre-filter that stops large particles like danders and furs. But in the second stage, they stop the tiny allergen particles. Thus, this system helps to remove pet danders and allergies.

So, we can say that they’re using different technologies, different filters, and many more to reduce pet danders and allergies.

Frequently Asked Questions

If you’re a pet owner, it would be a common question regarding the air purifier’s capability of removing pet odors. Well, you’ve got to know about it. Here, we’ve also added some scenarios that will be helpful for you.

Do pet allergies get worse over time?

Yes, it is possible. Especially if you have a cat as your pet, then your allergies can get worse over time.

Are air purifiers good for pet allergies?

Yes, air purifiers are good for them. But, you need to choose it carefully and need to consider the CADR.

How long do pet allergy symptoms last?

This depends on the immune system of your body. But, pet allergy symptoms can last more than two weeks.

Final Thought

We started this with the question – do air purifiers work for pet allergies? Through the whole article, we presented the research-driven facts to answer the question.

So, considering the detailed factors, procedures, and benefits, we can say that air purifiers work for the allergies of your lovely pet. And you can purchase a purifier that will be beneficial to your house as well. I think you shouldn’t miss that chance, so am I.

Affiliate Disclosure: As an Amazon Associate I earn from qualifying purchases.

Author - Joseph Lee

Hi, I am Joseph Lee, I have a home gadget tools selling shop, where I sell air purifiers and its related accessories. Because of my business, I have to face so many clients of the air purifiers machine users. Though my shop specializes in air purifiers, I saw many clients face difficulties with installation, maintenance, not getting the exact amount of service, buying the wrong one. All those problems they face because of their lack of knowledge about air purifiers. 

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