Best Air Purifier For Basement For Any Budegt In 2021

If your basement smells a little funny, you are not the only one. A lot of house owners face similar situations. It’s not out of the ordinary for your basement to smell moldy. However, it’s really easy to get rid of the disgusting smell and allergens with a good quality air purifier for your basement.

We’ve compiled a list of the best purifiers for basement in this article. The comprehensive review will work as a guide for you to choose the best air purifier that suits your needs. Read on below to know about the best air purifiers available on the market.

Table of Contents

Best Air Purifiers for Basement – Comparison


ImageProduct NameCoversItem WeightPrice
AIRMEGA 300S Air PurifierAIRMEGA 300S Air Purifier1256 sq. ft.21.4 pounds
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AlenBreathSmart-PureAlenBreathSmart-Pure1100 sq. ft.21 pounds
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IQ Air HealthPro PlusIQ Air HealthPro Plus1,125 sq. ft.35 pounds
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AreaMax 300 Air PurifierAreaMax 300 Air Purifier600 sq. ft.12.5 pounds
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AlenBreathSmart FIT50 AirAlenBreathSmart FIT50 Air900 sq. ft.16 pounds
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Blue Pure 211+ Air PurifierBlue Pure 211+ Air Purifier540 sq. ft.13 pounds
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Airthereal Pure Morning APH260Airthereal Pure Morning APH260355 sq. ft.10.41 pounds
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RabitAir MinusA2 Ultra QuietRabitAir MinusA2 Ultra Quiet815 sq. ft.19.4 pounds
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Hathaspace Smart Ture HEPAHathaspace Smart Ture HEPA350 sq. ft.12 pounds
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Honeywell True HEPA AllergenHoneywell True HEPA Allergen465 sq. ft.21 pounds
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SilverOnyx Air PurifierSilverOnyx Air Purifier500 sq. ft.5.3 pounds
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The Best Air Purifiers Reviews

1. AIRMEGA 300S Air Purifier

AIRMEGA 300S Air Purifier

The first on our list is the AIRMEGA 300S. It covers a whopping 1256 and 1560 square feet of area, depending on two models. It’s capable to clean the air two times in one hour. There are only a few manufacturers who can match the capability of this air purifier.

It comes with a washable air filter. It means you don’t have to bother about changing the air filter frequently. Although the carbon filter and HEPA filter needs changes more often. But that’s not even a problem. The lifetime of these filters is very long.

You need to change the filters approximately every 12 months. That’s considering that you run the AIRMEGA for 8 hours every day. The filters are capable of capturing 99.97% of particles that are larger than 0.3 microns.

The best part is, the air filter comes with a mobile application. You can monitor the indoor and outdoor air quality, control the speed and schedule the runtime at your convenience. It comes with three settings and five fan modes for maximum compatibility and convenience.

Power consumption is very decent at 57 watts and the warranty policy is very good indeed. The air purifier works seamlessly with Alexa and Dash Replenishment.

What We Like:

  • A large coverage area of 1256 and 1560 square feet
  • Even with five fan modes, very quiet operations
  • Compatible mobile application for maximum convenience
  • 5 years manufacturer warranty on electronic parts
  • Very high purification including harmful fumes like CH3CHO and NH3
  • LED lights to let you monitor air quality in real-time

What We Didn’t Like:

  • The steep learning curve for understanding the operations
  • The coverage area might vary according to the actual air quality of the basement
  • Only 1-year limited warranty for internal malfunctions

2. AlenBreathSmart-Pure Air Purifier

AlenBreathSmart-Pure Air Purifier

AlenBreathSmart is undoubtedly one of the best air purifiers available on the market at this moment. State of the art design and purification capabilities have made it a great choice for a variety of property owners.

A great feature of this air purifier is modularity. You can choose a variety of settings while buying according to your needs. Allergens and dust with or without extra filter, mold and bacteria with or without extra filter, pet dander, smoke, chemicals, etc. are the common options that you’ll notice.

Also, it comes in a wide range of colors that will add a special touch to your basement.

The coverage area is very decent and it can purify area to 1200 square feet without any trouble. The default sensors are capable of evaluating the air quality in real-time and adjust the purification process automatically.

It results in both power efficiency and effective air purification.

The AlenBreathSmart generates soothing red, pink and white noises for your sound sleep at night. The design is child-friendly and safe. As basements are often the favorite place for children to play, this air purifier will ensure a safe and sound air quality down there.

Alen excels in serving the customers even after the purchase is done. Great customer support is waiting for you if you face any kind of trouble with your specific unit.

Other than the classic model, AlenBreathSmart features a few different custom sizes to appeal a wide array of customers.

What We Like:

  • Large selection of filters
  • Spectacular design
  • Child safe
  • Quiet operation
  • Various coverage area depending on the model
  • Automatic adjustments
  • Great after-sales support

What We Didn’t Like:

  • Relatively expensive
  • Filters need frequent changes

3. IQ Air HealthPro Plus Air Purifier

IQ Air HealthPro Plus Air Purifier

A very powerful and medical-grade air purifier that works great in basements. It comes with a unique type of filter called the HyperHEPA filter and it’s one of the best filters in the world right now.

The manufacturer claims that this filter is 100 times more effective than regular HEPA filters. But the claim is questionable.

It might seem like an overkill for many households but if you are concerned about the air quality in your basements, why take the risk?

People with medical issues and chronic allergies will be benefited greatly with this air purifier from IQ. The coverage area is around 800 square feet and it’s very good for a medium or large household. The machine itself is very heavy but it comes with wheels for easier operations.

It is claimed that the filters can capture particles down to 0.003 microns which is almost non-existent. It’s even smaller than a virus. IQ incorporated their patented EvenFlow diffuser technology that can provide a 320-degree air without any draft.

IQ Air HealthPro also comes with programmable operating options and filter life monitoring. Moreover, there are color-coded lights to indicate when its time to change the filter.

What We Like:

  • HyperHEPA filters for maximum filtration
  • The decent coverage area of 800 square feet
  • Strong odor filter
  • Industry-leading 10 years warranty
  • Triple seal technology to eliminate leakage

What We Didn’t Like:

  • Very expensive
  • Very heavy and industrial looking air purifier

4. AreaMax 300 Air Purifier

AreaMax 300 Air Purifier

AreaMax 300 is a well-known air purifier for quite some time now. It’s a perfect unit for the medium-sized homes. It’s a very good value for money unit for those who are looking for an effective solution to get rid of mushy basement air.

It comes in two different colors, black and white. The filters are true HEPA filters and carbon filters to block 99.97% of particles floating around in the air. Pollen, ragweed, dust mites, mold, dust, smoke, and germs are included in the blocked list by this amazing air purifier for basement.

It comes with sensors that the manufacturers call the areasmart sensors. They automatically monitor the air quality in the basement and adjust the filtration process accordingly.

The Asthma and Allergy Foundation of America has certified this air purifier for its effectiveness. Although the coverage area is pretty small with only 300 to 600 square feet, it serves the purpose very nicely.

There is a special high-performance mode that can be activated in the cold and flu seasons for extra protection. The trademarked AreaSafe antimicrobial treatment is a proprietary feature that eliminates odor-causing bacteria, fungi, and mildew on the HEPA filters.

The plasmaTRUE Technology is a good addition to this compact air purifier that creates an ionized field to eradicate pollutants.

What We Like:

  • Very powerful filters with 4-stage filtration
  • Perfect for small to medium homes
  • Great pricing
  • Easy to use
  • High-performance mode for added purification
  • Automatic air assessment for maximum results

What We Didn’t Like:

  • Not suitable for large properties
  • Relatively loud
  • Bright lights cannot be turned off

5. AlenBreathSmart FIT50 Air Purifier

AlenBreathSmart FIT50 Air Purifier

Another AlenBreathSmart air purifier in our list. Alen has proved itself to be a reliable and trustworthy companion when it comes to air purifiers for basements. This particular model is targeted toward house owners that don’t have a very large property.

It’s slightly underpowered and less expensive than its big brother, the AlenBreathSmart Pure. But it can still effortlessly purify the air up to 700 square feet. The best part about Alen products is that they offer lifetime support and warranty for all their product lineup.

It’s very similar in design and modularity. Different types of filters of your choice and a wide range colors to match with your home décor. This model is Energy Star Certified. The airflow is perfect for medium-sized basements and it’s completely child safe as well.

What We Like:

  • Customizable filters
  • Wide range of colors to choose from
  • Lifetime warranty and support
  • Best suited for small to medium basements

What We Didn’t Like:

  • No sleep mode

6. Blue Pure 211+ Air Purifier

Blue Pure 211+ Air Purifier

A great and effective air purifier for basements from Blueair. It features a very modern design that blends effortlessly with modern basements. It’s suitable for medium basements with a coverage area of 540 square feet.

It comes with 360-degree filtration and a good set of filters. An advanced Swedish Design to capture up to 99% of airborne particles like dust, pollen, mold, viruses and so on. The carbon filter actively eliminates odor caused by mold and bacteria or any type of smoke like cooking or wildfires.

This Blue Pure model is really colorful, even the air filters. The Diva Blue and Dark Shadow filters are machine washable as well. The sound level of the fans is also very tolerable. 56 decibels is as high as it goes.

It’s Energy Star rated as well for its top of the line energy-saving characteristics. It consumes only 30-60 watts depending on the load.

The air filtration process happens in three stages. First, the colorful air filters block the large airborne particles. The carbon filter then catches the rest of the particles and eliminated odor from virtually anything without needing any harsh chemicals.

This model can clean a 540 square feet basement 5 times in only one hour.

What We Like:

  • Very effective filtration with three-stage purification
  • Colorful design with colorful air filters
  • Air filters are machine washable
  • Very quiet operation
  • Energy Star Certified for maximum efficiency
  • One button control for ease of access

What We Didn’t Like:

  • No smart feature
  • High maintenance cost
  • Low coverage area

7. Airthereal Pure Morning APH260 Air Purifier

Airthereal Pure Morning APH260 Air Purifier

Probably the perfect air purifier for small basements. It’s cheap and it’s effective. If we take performance per dollar as an evaluation criterion, this air purifier will become the clear winner. It comes with all necessary filtration technologies and it costs around 100 dollars only.

It features true HEPA filters for maximum filtration of your basement. It even comes with a carbon filter to eliminate odor. How great is that?

Its coverage area is decently set at 355 square feet or 33 square meters. The difference is noticeable in only 10 minutes of run time.

It features smart controls that even high-end air purifiers lack. It automatically assesses the air quality of your basement and adjusts the purification level accordingly. It has a built-in sleep mode for night times.

You can set the operating hours for this model yourself with the On/Off timer. Three-speed fan adjustments are available for effective noise control.

The best part is that this model from Airthereal comes with seven different air filters. The filter change alert is a great touch to let you know when it’s time to replace them. What more could you expect from a $100 air purifier?

What We Like:

  • Best performance per dollar experience
  • Various smart features
  • Automatic adjustments and monitoring
  • 7 air filters for maximum filtration
  • Very good 355 square feet coverage

What We Didn’t Like:

  • High fan settings might be loud
  • Short power chord

8. RabitAir MinusA2 Ultra Quiet Air Purifier

RabitAir MinusA2 Ultra Quiet Air Purifier

BioGS HEPA is the proprietary filtration system that RabitAir is known for. It’s a very advanced filtration system than effectively utilizes HEPA filters.

RabitAir MinusA2 is a great choice for people looking for an air purifier to clean their medium to large basements. It has a decent coverage area of 700 square feet which is enough for most of the average house owners.

The BioGS HEPA filters will eliminate any airborne particles in the air to ensure clean and healthy air in your basement. The fans are ultra-quiet, as the name suggests. With RabbitAir’s top of the line BLDC motor, the fans operate at five different speeds.

The smart features integrate a light sensor for efficiency purposes. When the lights are off, the air purifier will work in sleep mode. It will switch to active filtration mode once the light level increases.

This air purifier from RabbitAir features great design and mounting mechanisms. You can either put in on a stand or mount it on the wall, completely your choice.

The BioGS HEPA filters are great for reducing allergens, dust mites, pet dander, and other airborne particles to ensure healthier air down in the basement. Say bye to allergies once and for all.

The innovative six-stage filtration is very unique and effective in terms of air purification. The six processes are the pre-filter, medium filter, BioGS HEPA filter, customized filter, charcoal-based activated carbon filter and state of the art negative ion generator.

What We Like:

  • Top of the line filtration
  • Proprietary BioGS HEPA filters for more effective purification
  • Seamless switching between an active mode and sleep mode
  • Odor remover
  • Wall mount included
  • Standard 5 years warranty
  • Innovative design with customizable panels

What We Didn’t Like:

  • Comes with a hefty price
  • Steep learning curve
  • No app supports

9. Hathaspace Smart Ture HEPA Air Purifier

Hathaspace Smart Ture HEPA Air Purifier

Although this air purifier from Hathaspace comes with a very limited 1-year warranty, the features and the price justify the fact. It’s equipped with an ionizer and true HEPA filter. The air is purified in six different stages.

The Hathaspace Smart True Air purifier effectively neutralizes mold spores, dust mites, volatile organic compounds, viruses, smoke, etc. to relieve you from allergies and asthma. Pet odors and smoke are also eliminated by this air purifier very well.

The coverage area is not significantly large but it’s enough for small and medium basements. The claimed coverage area is 350 square feet though it might vary from user to user. The air of the stated area will be purified 2 times every hour with this great value air purifier.

It comes with all necessary smart options. As the air quality of basements changes frequently, it’s important to have an automatic mode in air purifiers for added convenience. This air purifier from Hathaspace is equipped with fully automatic mode to monitor air quality.

The fan speeds will be adjusted automatically in real-time. You can monitor the air quality through the color-coded LED lights. It has a built-in UV light sterilizer for effective germ killing. The sleep mode is designed for quiet operations during night times with only a sound of 18 decibels.

What We Like:

  • Very affordable
  • UV light sterilizer for maximum safety of the air
  • Very quiet sleep mode
  • Smart options
  • Six stages of air purification

What We Didn’t Like:

  • Not suitable for large properties
  • The very limited warranty period
  • Produce bad odor from time to time

10. Honeywell True HEPA Allergen Remover

Honeywell True HEPA Allergen Remover

This relatively small air purifier packs a lot of power inside. It’s targeted toward medium basements up to 470 square feet. It features true HEPA filter that works amazingly against mold spores and other airborne microbial.

An activated carbon prefilter is installed to eliminate any kind of bad odor from your basement. It’s rated to remove up to 99.97% of particles from any basement air. Pair it up with a dehumidifier and say bye to mold problems forever.

It cleans the air in 3 levels, plus a bonus cleaning mode called the turbo clean. The proprietary Honeywell air filters are installed to effectively block allergens like pet dander, smoke, dust, odor, and other particles.

The air gets purified five times in one hour if used in the stated area size. The pre-filter is easily maintainable. A filter light indicates the life of the filter and reminds you when to change it. If you are a busy person, it can be a lifesaver for you.

What We Like:

  • Great pricing
  • True HEPA filters for best air quality
  • AHAM verified
  • Filter life indicator
  • Turbo clean mode for intensive purification

What We Didn’t Like:

  • Very limited filter life of 3 months
  • Quite loud compared to other units

11. SilverOnyx Air Purifier

SilverOnyx Air Purifier

SilverOnyx is well known for its air purifiers for quite some time. This particular model is very effective as a basement air purifier with a decent coverage area of 500 square feet.

It features true HEPA H13 charcoal filters that are rated to capture 99.97% of allergens and dust. Particles larger than 0.3 microns won’t be able to escape this filter. It blocks airborne pollutants, dust mites, pet dander, mold spores and viruses to provide you with the best air possible.

The air is filtered through 5 levels of powerful filtration. The mesh pre-filter, HEPA H13 carbon filter, UV-C light, and ion generator work hand to hand to eliminate every harmful particle in your basement air.

There is a PM2.5 sensor to monitor the air quality and adjust the filtration to keep the air quality consistent at all times. The ionizer and UV sanitizer ensure a long life for the internal filters.

The design is very modern and compact. It very lightweight so the mobility is great. You can put it anywhere in your home without worrying about space limitations. The activated carbon filters ensure that there is no odor in your basement as well.

What We Like:

  • Great filtration with true HEPA H13 filter
  • Activated carbon pre-filter for odorless experience
  • Innovative 5 level air cleaning
  • The decent coverage area of 500 square feet
  • Ionizer and UV sanitizer equipped
  • All smart modes like sleep, auto and night modes included
  • Very affordable pricing

What We Didn’t Like:

  • Not great for large property owners

Importance of a Good Air Purifier

The air quality in the basements is not up to mark for known reasons. As sunlight don’t penetrate very well in basements, the walls become moldy and the air becomes damp. Moldy and damp air is the perfect place for viruses and bacteria to grow which might lead to serious health issues.

To eliminate this problem, you should definitely invest in a good air purifier for your basement. They are affordable and they work great. You won’t have to worry about the health of your family members and children who go to the basement frequently.


There are thousands of air purifier variants available on the market. They are capable enough to confuse you and compel you to buy a cheap one. But remember, the ultimate choice always comes down to you.

So, we’ve created a comprehensive list of the best air purifiers for basements. Our only goad is to educate you on what you should be looking for while buying an air purifier on your own. We found these air purifiers best overall after thorough analysis. Check them out now!

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