Best HEPA Filter Air Purifiers in 2022

Last update: December 12, 2022

Can air purifiers be harmful?

While air purifiers can be helpful in some cases, there is potential for them to be harmful. Some air purifiers use filters that can release harmful chemicals into the air. Additionally, air purifiers can generate ozone, which can be harmful to lung health.

Can HEPA air purifiers capture the coronavirus?

Yes, HEPA air purifiers can capture the coronavirus. HEPA stands for high-efficiency particulate air, and these purifiers are designed to remove 99.97% of particles that are 0.3 microns in size from the air. The coronavirus is about 0.1 microns in size, so it would fall within the range that HEPA filters can capture.

Do air purifiers really help with dust?

While air purifiers will not completely rid your home of dust, they can help to reduce the amount of dust in the air. This is especially beneficial for people who suffer from dust allergies. Air purifiers work by trapping dust particles in their filters. The more efficient the air purifier, the more dust it will be able to remove from the air.

Do HEPA filters actually work?

HEPA filters are designed to remove 99.97% of particles that are 0.3 microns in size from the air that passes through the filter. While HEPA filters are very effective at removing these particles, they are not 100% effective. There are a few reasons for this. First, HEPA filters are not designed to remove gaseous contaminants from the air. Second, HEPA filters can become clogged over time, which reduces their effectiveness. Finally, HEPA filters do not remove all particles from the air; they only reduce the number of particles.


Winix 5500-2 Air Purifier with True HEPA, PlasmaWave and Odor Reducing Washable AOC Carbon Filter Review:


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LEVOIT Air Purifier for Home Allergies and Pets Hair Smokers in Bedroom, True HEPA Filter, 24db Filtration System Cleaner Odor Eliminators, Remove 99.97% Smoke Dust Mold Pollen for Large Room,Core 300 Review:


I have used four different brands of air purifiers, including Levoit, over my relatively short life.I always opted for electronics with mid-to-high quality and performance.To be completely honest, even when compared to other manufacturers that claim to make quality items, Levoit's products are by far the best.I recently bought the Core 300 and currently own a Levoit LV-H132. Actually, I had intended to add another unit to my office first, but after receiving and appreciating the Core 300, I purchased two more—one for the child's room and one for the bedroom.Permit me to skip over the aesthetics and other minor flaws (yes, it is silent in the night mode, I can sleep next to it and it is robust and simply nice at the same time). I'll touch the essence, please.Because it has a large air intake area for its size, the Core 300 is an incredible air purifier. 2.) It features a powerful fan that can move the air in the space (and silent in night mode) 3.) It features an excellent hepa filter. These are the deciding elements in my opinion when evaluating the effectiveness of an air purifier (I do not care about automode and other shiny details – if the 3 ones are missing from a device, you inhale bad quality air in the end).The Core 300's performance was evaluated using a Temtop LKC-1000S instrument (ordered from Amazon). Dimensions: 20 m2. PM2.5: 5.2 ug/m3, PM10: 8.2 ug/m3, and number of particles: 1,024 (per/L) are the starting values. The values were as follows after one hour of continuous operation in a closed space: PM2.5: 0.3 ug/m3, PM10: 0.8 ug/m3, and No. of Particles: 99 (per/L). Amazingly low values—none of the other products or brands were able to improve the air quality to this degree.The same air quality cannot be maintained if you go to a lower performance setting, however this is a natural occurrence.In the morning, my nose is significantly clearer when I wake up.Despite ordering three different untis, I had no "plastic smell" issues.A tiny problem, but to be honest, one of the devices is slightly vibrating and making an unappealing sound as a result. Perhaps this is the cause because the device was subject to a security check at the airport.Summarized: Effective, it works, and (our health) is worth the investment.



Coway AP-1512HH Mighty Air Purifier with True HEPA and Eco Mode Review:


I've had this purifier for two and a half years and still adore it. Both the price and frequency of replacement for the filters are reasonable. Despite not being in the kitchen, it is incredibly sensitive and turns on when I cook. In fact, it may be activated to filter the air by a dog fart because it is so sensitive. I'm at a loss for words if that isn't a selling factor.This is by far the superior purifier out of the two I own. and the other is fantastic.



Pure Enrichment True HEPA Purifier-3 Speeds Plus UV-C Air Sanitizer-Eliminates Dust, Pollen Smoke, Household Odors and More - with Whisper-Quiet Operation and Auto Off Timer, 1, White Review:


So I'm giving this five stars despite though we have had to replace the filters after 6 weeks, not six months. The point is that the AQI around here has been as terrible as 438 because to forest fires, and these small devices have offered us shelter in a couple of rooms where we don't have to wear masks all the time. Attaching images of new filters next to old. Buy this one... it does the job. And then some. When the air cleared I turned it off for a time because it was starting to smell smoky because the filter was full... and instantly started having awful troubles with asthma.If you're on the west coast and have one of these, it's time to change your filter.



PARTU HEPA Air Purifier - Smoke Air Purifiers for Home with Fragrance Sponge - 100% Ozone Free, Lock Set, Eliminates Smoke, Dust, Pollen, Pet Dander, (Available for California) Review:


I have no idea how to quantify how well this works, but I haven't required my inhaler since we got it. Our neighbors (older apartment building) are heavy smokers and my wife and I were both bothered by it. It feels better now. We've been leaving this running while we're home. The touch sensor works effectively to turn it on and off. It does create some noise, but it's just kind of a low ambient fan sound that's easy to ignore. As an unexpected benefit it's really really effective at filtering pet smells- I have two nasty male rats in the thick of rat puberty, their bedding gets changed every other day, and when they were due for a cleaning you used to be able to smell it across the room. You can't anymore unless you're right next to the cage. I honestly didn't have big hopes for this but it's worth buying for that alone.



Airthereal APH260 Air Purifier for Home Large Room and Office with 7-in-1 True HEPA Filter - Removes Dust, Smoke, Odors, and More - CARB ETL Certified, 152 CFM, Pure Morning Review:


To reduce the amount of time I had to vacuum, I decided to acquire an air purifier for my room to assist filter out the dust and pet hair from three pomeranians (haha slightly lazy). The purifier is incredibly lightweight and portable from room to room. Even while you are asleep, you can barely hear it running on the lowest speed level, which is perfect for all-day use. On the highest setting, it is obviously noisy, but the airflow is crazy! I adore how simple, convenient, and reasonably priced it is. They say the filter lasts for up to 8 months, however after looking up the price of a replacement filter, I think $25 is a great deal!



Hamilton Beach TrueAir Air Purifier for Home or Office with Permanent True HEPA Filter for Allergies and Pets, Ultra Quiet, Black (04386A) Review:


We're happy we bought this air purifier, which was our first. I never thought of such things and assumed that the filter on our central air conditioner would take care of the dust, pollen, etc. But lately, a painful throat and stuffy nose have been the first thing I notice when I wake up. There were some harsher days than others. I have asthma history and seasonal allergies. I was concerned because it had recently gotten worse and I wasn't sure why. After much research, we came across ionizers and air purifiers. After reading all the testimonials, I made the decision to buy one in the hopes that it will help me with my everyday sore throat and nose problem. After learning how ionizers operate, which involves charging airborne dust particles to make them cling to one another and become heavy enough to fall to the ground, I opted to go with an air purifier instead of an ionizer.I'm so happy I bought it! I saw a difference the morning after the first use. I had a clear nose when I woke up and no aching throat at all. Since then, I haven't experienced a stuffy nose or sore throat. It's been a week. I am aware that it functions as a result.This model appealed to me because it was affordable and had a built-in air filter. I didn't want to invest as much money in these devices because I didn't originally trust them. The permanent filter will also result in long-term financial savings.It has been running smoothly with no problems thus far.When I go to bed at night, I leave it on the lowest level. It produces a relaxing white noise that also aids in sleep.When I checked the filter after a week, it had accumulated more dust than my central air conditioner does in a week. I am aware that it functions as a result.How well and for how long the filter works is still up in the air. I might use a charcoal filter as several have suggested.Whatever the case, this is fantastic; I sleep lot better and feel much more refreshed when I wake up. I'm very happy I bought it.



LEVOIT Air Purifier for Home Allergies and Pets Hair, Smokers, True HEPA Filter, Quiet Filtration System in Bedroom ,2-Yr Warranty, Removes Smoke Odor Dust Mold, Night Light & Timer, Vista 200 Review:


So far so excellent, I ordered two, one for each bedroom. I just wish I could have bought a black one to sit on top of my black dresser but oh well.I hooked this into my https://www.amazon.com/Electricity-Monitor-Voltage-Overload-Protection/dp/B07DPJ3RGB/ref=sr 1 15?keywords=killawatt



Germ Guardian True HEPA Filter Air Purifier for Home, Office, Bedrooms, Filters Allergies, Pollen, Smoke, Dust, Pet Dander, UV-C Sanitizer Eliminates Germs, Mold, Odors, Quiet 22 inch 3-in-1 AC4825 Review:


This device has been mine for about a year. The fans are still running hard, but it's still quite silent. It is operating for at least 12 hours each day. Odors were only eliminated by the black pre-filter for approximately a week. Any new pre-filters are only effective against odors for a week or so. I simply vacuum and clean mine. If you replace the primary hepa filters as recommended every three months, they are rather expensive. I just spent eighteen dollars at Lowe's on the largest 3M filters (2 pack). Out of one filter, you can create five that fit perfectly. You must tape down the small trip latch on the bottom of the compartment where you put the filter so that it seems to be holding a "genuine" filter.



LEVOIT Air Purifier for Home Smokers Allergies and Pets Hair, True HEPA Filter, Quiet in Bedroom, Filtration System Cleaner Eliminators, Odor Smoke Dust Mold, Night Light, Black, 2-Yr Warranty,LV-H132 Review:


I purchased this for my bedroom a few weeks ago. Since a thorough cleaning sent dust flying from every difficult-to-reach book and nook, the air has been extremely dusty. as you read the setup manual. I observed that it was unable to pass within 15" of any impediment. I chose to put it close to my hamper for laundry and my bedroom door.I soon realized that my room smelt considerably better (I had evidently become oblivious to the smell of clothes), but the air quality had not improved. In fact, it appeared as though more dust was floating around than ever. In the ensuing weeks, I discovered that if I carried a cup of water into my room, it would soon develop a thin layer of dust floating on top.I observed a screenshot of another reviewer's placement of the filter above a tall piece of furniture. I chose to do that yesterday in hopes that it would be beneficial. I realized things had quickly gotten much worse. Due to the amount of dust in the air, I was coughing and choking and could not breathe.I sat there contemplating why this was happening. Why is the dust getting worse if the filter made the stench go away? Then it dawned on me: the dust was flying everywhere as it was being drawn through the air to the filter before the filter had a chance to clear it out.I looked into the source of the dust and saw it was coming from the supply air duct. As soon as I removed the vent, I was able to see a pile of dust, dirt, or filth at the base of the vent. I moved the filter next to the vent after doing my best to clean the vent.I woke up this morning without any dust floaters in my water cup, and it seems more comfortable to breathe. If I still experience issues, I'll hire a professional to clean the air ducts in the house.


Do HEPA filters remove mold?

Mold spores are everywhere in the air, but they can only grow when they land on a moist surface. HEPA filters help remove mold spores from the air, but they will not kill them. To prevent mold growth, you need to remove the source of moisture.

How can I make my house dust-free?

There is no one definitive answer to this question. However, some tips to help reduce the amount of dust in your home include: regularly dusting surfaces with a microfiber cloth, using a damp cloth or mop to clean hard floors, vacuuming regularly with a HEPA filter vacuum, and keeping clutter to a minimum. Additionally, if someone in your home suffers from allergies, be sure to take extra care in reducing dust and other potential allergens.

How can you tell if a HEPA filter is real?

There are a few ways that you can tell if a HEPA filter is real. One way is to look at the label. If the label says that the filter is HEPA, then it is most likely a real HEPA filter. Another way to tell if a HEPA filter is real is to look at the price. HEPA filters are usually more expensive than other types of filters.

How long does it take for an air purifier to clean a room?

It usually takes an air purifier about 30 minutes to clean a room.

Is it healthy to breathe ionized air?

Is it OK to sleep with an air purifier on?

Yes, it is perfectly fine to sleep with an air purifier on. In fact, many people find that their sleep quality improves when they use an air purifier. There are a few things to keep in mind when using an air purifier at night, however. First, make sure that the purifier you are using is quiet. Some air purifiers can be quite noisy, which can disrupt sleep. Second, be sure to place the air purifier far enough away from your bed so that you are not breathing directly into the purifier. Otherwise, you may