Best Whole House Air Purifiers for the Money in 2021

House cleaning is very important. But what do you do if the air inside your house is full of pollutants, bacteria, and viruses? According to research, indoor air is 5 times more polluted than outdoor air. Pollutants, dirt, and debris cause serious asthma since they cause a blockage in the breathing passage. It also triggers various allergies including the flu. Here we will discuss some Best Whole House Air Purifiers for 2021.

How can we solve the problem? And how do we guarantee fine quality indoor air? The solution is the best whole house air purifier. Purifiers are one of the most advanced technologies, specially designed to protect human health and provide fresh air.

Best Whole House Air Purifiers

Using a HVAC system, a purifier passes the air through filters and eliminates bacteria. Purifiers are whole house filters. Airborne diseases are most difficult to detect but they can be caught with purifiers.

Purifiers remove microparticles, allergies, dust miles, bacteria, viruses, pollen, dander, smoke, and even organic compounds up to 99.97%. The majority of them can catch particles as small as 0.03 microns.

Our Top Picks

Alen BreatheSmart Classic, Allergies/Dust, Oak

  • Ozone-free
  • 4 stage multi filtration
  • Sensor light to get the air quality


Medify Air MA-112 V2.0 Air Purifier

  • ETL & Energy Star certified
  • Smart sensor mode for energy saving
  • Child lock


Molekule Air Large Room Air Purifier

  • PECO- filter
  • Reliable touch screen display
  • Ozone-free

Clean air purifiers are ideal for night use because they provide fresh and clean air. They work quietly or produce a minimum amount of sound. They do not disturb you. If you already purchase a complete whole-house system then there is no need to buy multiple separate purifiers.

8 Best Whole House Air Purifiers for 2021

We have gone through expert reviews, analyzed different purifiers, and prepared a list of the best whole-house air purifiers for your convenience. Because your comfort and convenience is our primary concern. Here is the list of some best whole house air purifiers of 2021:

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1. Honeywell HPA300 True HEPA Air Purifier

It is one of the best whole house air purifiers suited especially for big houses. Honeywell has been working on human health since the last few years, and Honeywell HPA300 is one example. It is the best whole home air purifier by Honeywell without a doubt.

Honeywell HPA300 True HEPA Air Purifier

Honeywell HPA300 can clean all the air in 465 sq. ft. area. It will filter the air five times in an hour leaving no chance for contaminants to remain behind. It is not only effective on pollutants and dirt, but also on VOCs, pet dander, pet hair, and pet odor. Hence, it is also the best whole house purifier for pet owners.

Turbo mode is the fastest mode to filter the air. Allergen mode, on the other hand, has been specifically designed for allergy season as it will remove 99% of allergen particles.

In addition to being HEPA certified, Honeywell HPA300 also has two filters. A pre-filter is used in order to catch large and heavy particles, while a HEPA filter captures all remaining small particles less than 10 microns in diameter so, it’s a whole-house air filtration also. The Pre-filter must be changed after 3 months, while HEPA lasts for 12 months. Honeywell HPA300 also has an indicator that lets you know when to replace the filters.

Honeywell HPA300 has a sleek design that is made of plastic, thus resists heat and provides silent filtration or maximum 28db sound. We would highly recommend you to buy Honeywell HPA300 best air purifier whole house.

  • HEPA-certified
  • Four different adjustable modes
  • Sleek design
  • Silent filtration or maximum 28db sound
  • Made up of plastic to resist the heat
  • Touch control system
  • Filters are expensive
  • No remote control


2. Alen BreatheSmart Classic, Allergies/Dust, Oak

Alen BreatheSmart covers 1100 sq. ft. only in 30 minutes. It is quick and effective. Alen BreatheSmart is certified by CARB. The Alen BreatheSmart is a pet-friendly air purifier that removes pet hair, odor, dust, and all other allergens and also provides 99% clean air. Alen BreatheSmart can catch airborne particles that are less than 0.1 microns.

Alen BreatheSmart Classic, Allergies/Dust, Oak

Alen BreatheSmart utilizes a four-stage whole-house air filtration system to ensure no dirt remains. Different fans have different settings. If Set over the slow setting, it will filter the air in about 3 hours. Sensor light is one of the best features of Alen BreatheSmart. A blue light indicates excellent-quality air; an orange light indicates good air, and a red light indicates bad air.

Nowadays, ozone has become one of the most dangerous molecules, so Alen BreatheSmart is ozone-free for your health. The Alen BreatheSmart has a unique feature of pink noise. By turning it on you can hear a raining effect with soothing pink noise. Furthermore, it produces only 58 DB. Maximum sound which is not a big deal.

Alen BreatheSmart is available in two colors. All the colors are amazing so you can choose according to your house decoration. We would suggest the Alen BreatheSmart oak as it is most suitable, and it’s the best whole house air cleaner.

  • 58 DB. Maximum sound
  • Ozone-free
  • 4 stage multi filtration
  • Catches airborne particles
  • Sensor light to get the air quality
  • Different panels
  • Filters need to be frequently replace and cant be used


3. Medify Air MA-112 V2.0 Air Purifier

If you don’t want to waste money while buying the best whole house purifier, simply go for Medify Air MA-112. This purifier will never disappoint you and will cope with your need for fresh air. In other words, you can say Medify Air MA-112 is the best purifier for big houses and apartments. It is easy to install in a house and it can be set up anywhere like a living room or bedroom.

Medify Air MA-112 V2.0 Air Purifier

Medify Air MA-112 has four different fan speeds, which can be changed with a single click. Its unique features are that it works well at low speed and saves electricity, thus reducing electricity bills. But still, there is a burden on your pocket because you have to change filters frequently. Filter indicators let you know when to change the filters.

This air purifier has been designed for large-sized houses and long-term use (5-year warranty) being the best air purifier for whole house. Medify Air MA-112 has a child lock, which ensures the purifier does not have to be used around children. It also has a digital display to check the air quality and a touch control panel. The Medify Air MA-112 is available in two decent colors black or, which makes it the best whole home air purifier for your house decor and design.

  • Digital display to check the air quality
  • Touch control panel
  • ETL & Energy Star certified
  • 4 different fan speeds
  • Smart sensor mode for energy saving
  • Child lock
  • At high speed it become noisy


4. Coway Airmega 400 Smart Air Purifier

Coway Airmega 400 is an Energy Star Certified purifier. If you want to have an easy-to-use purifier with maximum advantages then Coway Airmega 400 is the best choice for you. It can clean an area of 1560 sq. Ft. twice in two houses so Coway Airmega 400 can be used both in small and large houses as it is a whole-house air purifier.

Coway Airmega 400 Smart Air Purifier

You can use this best whole-home air purifier at 5 speeds. If you want to have guests over, use the purifier at high speed otherwise smart speed is best for a normal schedule. Smart mode is also the best since it automatically sets the speed according to the air quality and the surroundings.

One can locate an LED ring that turns blue to red to make sure air quality. Two-stage filters are able to remove 99.99% of germs. Max-2 filters do not have to be replaced, while pre-filters do. Moreover, that is very expensive.

This quiet purifier produces a maximum of 43.8 DB. The sound that won’t hurt your ears or disturb you. The body is also crafted beautifully with all the latest technologies.

  • Beautiful design
  • Max-2 filter does not need to be replaced
  • Catches organic compounds like NH3
  • LED ring to tell the air quality
  • Adjustable according to environment.
  • Pricey
  • Lights can’t be turn off (front ones)


5. Coway AP-1512HH White HEPA Air Purifier

Coway AP-1512HH is a bestselling and Amazon Choice product. It is not only award-winning but can also be regarded as the best air purifier and a whole house air cleaner.

Coway AP-1512HH White HEPA Air Purifier

It covers an area of approximately 361 sq. Ft. in only 12 minutes. If you have a newborn baby or a small child, install Coway AP-1512HH as it is a whole room air purifier that reduces the bacteria that cause diseases. In addition, there is an auto mode as well. It runs the purifier according to the need for air and will be in an eco mode to save electricity.

With this powerful unit, mold, allergy, pollen, organic compounds, VOCs, odor, bacteria, and pet dander can be rapidly removed. This unit is also approved by the British Allergy Foundation, thus making it the best whole house air filtration system.

1 year functional part warranty, 3-year motor warranty with LED light to determine air quality. Since the pre-filter is washable, you won’t need to change the filters. Moreover, the unit’s noise range is 24.4 dB to 53.8 dB. Further, its aesthetic design will make your house look really good.

  • LED light to determine air quality
  • Aesthetic design
  • Kills volatile organic compounds
  • Can continues run for 8, 4 or 2 hours
  • Different fan speeds
  • Can’t be used in big houses
  • Heavy
  • No child lock


6. Blueair Blue Pure 411 Auto Small Room Air Purifier

One of the best whole home air purifiers for small houses is Blueair Blue Pure 411. It has several powerful units with sleek designs and it is the best whole house air purifier with advanced technologies.Blueair Blue Pure 411 Auto Small Room Air Purifier

The BluePure 411 has the best feature of 360-degree air intake so that dirt and debris remain behind. It has 2 washable filters that represent the Arctic Trail so that the Nordic landscapes can be represented.

HEPA silent technology has been utilized in this unit to avoid disrupting your sleep routine. At the same time, it produces a soft whisper that keeps you comfortable at night. This is the only sound it can produce, which ranges from 18 to 48 dB, which is low enough not to disturb you. You also have the option to turn it auto mode which adjusts it to work more effectively according to the surrounding atmosphere.

However, it may not work well in big rooms or kitchens because it is not strong enough to clean areas greater than 190 square feet. The LED displays will change color in order to show for sure whether the air is good, moderate, or poor.

In addition, it shows a red light when the HEPA filter needs to be replaced. With the magnificent color and stunning design, the unit can truly be called the best air purifier for whole house.

  • Beautiful and can resist heat
  • HEPA silent technology
  • The LED display will change the color to determine the air quality
  • Washable pre-filter
  • Show the red light when the HEPA filter needs to be changed
  • Not suitable for big houses


7. Molekule Air Large Room Air Purifier with PECO Technology

If you suffer from problems caused by mold, bacteria, VOCs, and viruses then there is a simple solution. Please buy a Molekule Air purifier for your large house or room. There are smaller models also, but for bigger houses, we recommend Molekule Air Purifier.

Molekule Air Large Room Air Purifier with PECO Technology

The Molekule Air purification is a whole-home air purifier it can treat spaces between 600 square feet and 1000 square feet. It has 2 preliminary filters for capturing airborne particles and an additional Nano-filter for removing smaller particles by photo-electrochemical oxidation.

The purifier even has a touchscreen display for easy control. On top of that, you can connect it to your iPhone or Android through an app. Isn’t it amazing you can control it with one touch of your phone?

As we mentioned earlier ozone molecules are seriously harmful to health and the company has made sure the Molekule Air purifier kills the ozone molecules at an extreme level with a whole-house air filtration system.

Molekule Air purifier is made of stunning silver aluminum with a leather handle. You can move and shift it easily. Filters need to be replaced frequently. PECO-filter should be changed every 6 months, and pre-filter every 3 months.
There are also three fan speeds to ensure the air is clean. Different speeds can be selected according to the requirement to use fast mode when an instant cleaning is needed. Its shiny body makes it ideal for lounge and dining rooms.

  • 3 Different Fan Speeds
  • Leather handle to move
  • PECO- filter
  • Reliable touch screen display
  • Ozone-free
  • You have to replace filter frequently
  • Heavy unit


8. LEVOIT Air Purifier for Home Allergies

If you do not have a good budget and need a good purifier for your home then LEVOIT Air Purifier gives you outstanding cleaning at a considerably lower cost than other purifiers.

LEVOIT Air Purifier for Home Allergies

LEVOIT Air Purifier the best whole house air filter claims 100% ozone-free functioning so your health remains protected from dust, pollen, pet dander, mold spores, dust mites, smoke particles (VOCs), allergies, and all other dirt particles.

With three stages of filtration, it can clean a 219-square-foot area multiple times in an hour at high speed. It can continue operating for 2, 4, 6, or 8 hours. On the other hand, it produces 28 DB, which is not loud enough to wake you up.

LEVOIT Air Purifier for Home Allergies has been known as one of the best sellers of Amazon and is also CARB certified. It has a 300-degree cylindrical design with a 360-degree air intake that never allows dirt to accumulate.
This best whole house air purifier can remove airborne particles up to 99%. The display can be locked so your child cannot tweak the settings. It also has a LED indicator to remind you to change the filter.

  • LED indicator to remind the filter replacement
  • Screen can be locked
  • CARB certified
  • 3 stage of filtration
  • Reasonable Price
  • Not suitable  for big houses


 Frequently Asked Questions (FAQs) 

Here are some frequently asked questions about Best Whole House Air Purifiers.

 Where the air purifier should be placed? 

It depends on you, an air purifier should be placed where you spent most of your time if you spent most of your time in the office. Or any place which is most used by you should have an air purifier as the air you are surrounded with having to be clean and healthy.

 Why purifiers are recommended for asthma patients? 

Pollen, dust, dandler can get into the human body easily while breathing and affects the lungs for asthma patients. Hence purifiers are highly recommended for them because it cleans the air and provides a safe breathing passage.

 Why is the carbon filter important in purifiers? 

Carbon filters are a new technology used in purifiers. It helps to remove smelly particles of pet waste, smoke, and different odors.

 Wrapping Up 

Nowadays, air purifiers play a crucial role in providing fresh air. Above was a list of the best whole house air purifiers. You could choose any of these according to your need, but always remember to buy an air purifier that matches your house size. If the purifier you are buying does not have a HEPA filter then it will have no use.

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