Skip to main content
St Louis

Back to all posts

How to Improve Air Quality With an Air Purifier?

Published on
8 min read
How to Improve Air Quality With an Air Purifier? image

Best Air Purifiers to Buy in February 2026

1 LEVOIT Air Purifier for Home Allergens Pet Hair in Bedroom, Covers Up to 1073 ft² by 56W High Torque Motor, AHAM VERIFIDE, 3-in-1 Filter with HEPA Sleep Mode, Remove Dust Smoke Odor, Core300-P, White

LEVOIT Air Purifier for Home Allergens Pet Hair in Bedroom, Covers Up to 1073 ft² by 56W High Torque Motor, AHAM VERIFIDE, 3-in-1 Filter with HEPA Sleep Mode, Remove Dust Smoke Odor, Core300-P, White

  • AHAM VERIFIED: TRUSTED FOR RELIABLE INDOOR AIR QUALITY IMPROVEMENT.

  • HIGH-PERFORMANCE: 143 CFM CLEANS 222 FT² ROOMS 4.8X PER HOUR.

  • WHISPER-QUIET SLEEP MODE: ENJOY UNDISTURBED, CLEAN AIR AT NIGHT.

BUY & SAVE
$84.95 $99.99
Save 15%
LEVOIT Air Purifier for Home Allergens Pet Hair in Bedroom, Covers Up to 1073 ft² by 56W High Torque Motor, AHAM VERIFIDE, 3-in-1 Filter with HEPA Sleep Mode, Remove Dust Smoke Odor, Core300-P, White
2 LEVOIT Air Purifiers for Bedroom Home Dorm, AHAM Verified, 3-in-1 Filter Cleaner With Aroma Pad, Filters Smoke, Allergens, Pet Dander, Odor, Dust, Office, Desktop, Core Mini-P, White

LEVOIT Air Purifiers for Bedroom Home Dorm, AHAM Verified, 3-in-1 Filter Cleaner With Aroma Pad, Filters Smoke, Allergens, Pet Dander, Odor, Dust, Office, Desktop, Core Mini-P, White

  • CAPTURES ALLERGENS & POLLUTANTS FOR A CLEANER, HEALTHIER HOME.
  • ACTIVATED CARBON FILTER NEUTRALIZES ODORS, SMOKE, AND FUMES.
  • ULTRA-QUIET, VERSATILE & PERFECT FOR ANY ROOM OR ACTIVITY.
BUY & SAVE
$41.99 $49.99
Save 16%
LEVOIT Air Purifiers for Bedroom Home Dorm, AHAM Verified, 3-in-1 Filter Cleaner With Aroma Pad, Filters Smoke, Allergens, Pet Dander, Odor, Dust, Office, Desktop, Core Mini-P, White
3 LEVOIT Air Purifiers for Home Large Room Up to 1875 Ft² with Washable Pre-Filter, AHAM VERIFIDE, Air Quality Monitor, HEPA Sleep Mode for Allergies, Pet Hair in Bedroom, Vital 200S-P, White

LEVOIT Air Purifiers for Home Large Room Up to 1875 Ft² with Washable Pre-Filter, AHAM VERIFIDE, Air Quality Monitor, HEPA Sleep Mode for Allergies, Pet Hair in Bedroom, Vital 200S-P, White

  • AHAM CERTIFIED FOR TRUSTED AIR QUALITY IMPROVEMENTS.

  • POWERFUL COVERAGE FOR ROOMS UP TO 1875 SQ FT, IDEAL FOR HOMES.

  • SMART CONTROL VIA VESYNC APP FOR PERSONALIZED AIR PURIFICATION.

BUY & SAVE
$159.90 $189.99
Save 16%
LEVOIT Air Purifiers for Home Large Room Up to 1875 Ft² with Washable Pre-Filter, AHAM VERIFIDE, Air Quality Monitor, HEPA Sleep Mode for Allergies, Pet Hair in Bedroom, Vital 200S-P, White
4 Air Purifiers for Home with H13 Quiet HEPA Filter Up to 1076 Ft² for Pet Hair, Odors, Pollen, Smoke, Compact Air Cleaner with 3 Speeds, Timer, Aroma Quiet 360°Intake Filter, White

Air Purifiers for Home with H13 Quiet HEPA Filter Up to 1076 Ft² for Pet Hair, Odors, Pollen, Smoke, Compact Air Cleaner with 3 Speeds, Timer, Aroma Quiet 360°Intake Filter, White

  • ONE-TAP OPERATION: SIMPLIFIED CONTROLS FOR INSTANT CLEAN AIR; NO SETUP NEEDED.

  • POWERFUL COVERAGE: COMPACT DESIGN PURIFIES SPACES UP TO 1,076 FT² EFFORTLESSLY.

  • WHISPER-QUIET & AROMATIC: JUST 22DB NOISE; ADD OILS FOR A SOOTHING SCENT EXPERIENCE.

BUY & SAVE
$26.88 $38.99
Save 31%
Air Purifiers for Home with H13 Quiet HEPA Filter Up to 1076 Ft² for Pet Hair, Odors, Pollen, Smoke, Compact Air Cleaner with 3 Speeds, Timer, Aroma Quiet 360°Intake Filter, White
5 KNKA Air Purifier for Home Bedroom Large Room Up to 3,500 Ft², HEPA Air Cleaner with Washable Pre-Filter, AHAM VERIFIDE, AQI Display, ECO Mode, Pet Mode for Pets, Allergies, Dust, Pollen, APH4000

KNKA Air Purifier for Home Bedroom Large Room Up to 3,500 Ft², HEPA Air Cleaner with Washable Pre-Filter, AHAM VERIFIDE, AQI Display, ECO Mode, Pet Mode for Pets, Allergies, Dust, Pollen, APH4000

  • AHAM CERTIFIED: HIGH CADR FOR RELIABLE AIR PURIFICATION!
  • EFFICIENT DESIGN CLEANS LARGE ROOMS UP TO 3,500 FT² HOURLY!
  • DUAL FILTERS ENSURE THOROUGH PURIFICATION FOR A FRESHER HOME!
BUY & SAVE
$142.49 $259.99
Save 45%
KNKA Air Purifier for Home Bedroom Large Room Up to 3,500 Ft², HEPA Air Cleaner with Washable Pre-Filter, AHAM VERIFIDE, AQI Display, ECO Mode, Pet Mode for Pets, Allergies, Dust, Pollen, APH4000
6 PuroAir 240 HEPA Air Purifier for Home Large Rooms - Covers Up To 1,000 Sq Ft - Filters Up To 99.9% of Pollutants, Smoke, Pollen, Dust - Quiet HEPA Air Filter - Air Purifiers for Bedroom

PuroAir 240 HEPA Air Purifier for Home Large Rooms - Covers Up To 1,000 Sq Ft - Filters Up To 99.9% of Pollutants, Smoke, Pollen, Dust - Quiet HEPA Air Filter - Air Purifiers for Bedroom

  • CLEAN AIR FAST: FILTERS 1,000 SQ FT IN JUST ONE HOUR FOR INSTANT RELIEF!
  • TRIPLE FILTRATION POWER: HEPA AND CARBON LAYERS CATCH 99.9% OF POLLUTANTS.
  • QUIET SMART OPERATION: MONITORS AIR QUALITY 24/7, PERFECT FOR ANY ROOM!
BUY & SAVE
$159.00 $199.00
Save 20%
PuroAir 240 HEPA Air Purifier for Home Large Rooms - Covers Up To 1,000 Sq Ft - Filters Up To 99.9% of Pollutants, Smoke, Pollen, Dust - Quiet HEPA Air Filter - Air Purifiers for Bedroom
7 Air Purifiers for Home Large Room up to 2200sq.ft, MOOKA Air purifier for Home Pets with Washable Filter, PM 2.5 Display Air Quality Sensor Air Cleaner for Bedroom, Dorm room, Pets, Office PR1 (White)

Air Purifiers for Home Large Room up to 2200sq.ft, MOOKA Air purifier for Home Pets with Washable Filter, PM 2.5 Display Air Quality Sensor Air Cleaner for Bedroom, Dorm room, Pets, Office PR1 (White)

  • WIDER INLET & HIGH-EFFICIENCY FOR 2200 FT² COVERAGE
  • INNOVATIVE 'PET MODE' FOR CAPTURING HAIR & ODORS FASTER
  • REAL-TIME AIR QUALITY DISPLAY WITH AUTO MODE ADJUSTMENT
BUY & SAVE
$79.99 $104.99
Save 24%
Air Purifiers for Home Large Room up to 2200sq.ft, MOOKA Air purifier for Home Pets with Washable Filter, PM 2.5 Display Air Quality Sensor Air Cleaner for Bedroom, Dorm room, Pets, Office PR1 (White)
8 GermGuardian HEPA Air Purifier for Home, Large Rooms - 743 Sq. Ft. with HEPA Air Filter, UV-C Light & Odor Reduction, AC4825E, 22" Tower, Gray

GermGuardian HEPA Air Purifier for Home, Large Rooms - 743 Sq. Ft. with HEPA Air Filter, UV-C Light & Odor Reduction, AC4825E, 22" Tower, Gray

  • 99.97% ALLERGEN CAPTURE: TRUE HEPA FILTER HELPS REDUCE ALLERGY TRIGGERS.

  • ZERO OZONE SAFETY: UV-C LIGHT EFFECTIVELY CLEANS AIR WITHOUT HARMFUL OZONE.

  • FAST & QUIET COVERAGE: CLEANS UP TO 743 SQ. FT. WITH GENTLE, PEACEFUL OPERATION.

BUY & SAVE
$83.98 $99.99
Save 16%
GermGuardian HEPA Air Purifier for Home, Large Rooms - 743 Sq. Ft. with HEPA Air Filter, UV-C Light & Odor Reduction, AC4825E, 22" Tower, Gray
9 Air Purifiers for Office with H13 Quiet HEPA Filter Up to 1076 Ft² for Pet Family, Pollen, Smoke, Compact Air Cleaner with 3 Speeds, Timer, Aroma Quiet, 360°Intake, for Home Bedroom, Black

Air Purifiers for Office with H13 Quiet HEPA Filter Up to 1076 Ft² for Pet Family, Pollen, Smoke, Compact Air Cleaner with 3 Speeds, Timer, Aroma Quiet, 360°Intake, for Home Bedroom, Black

  • ONE-TAP OPERATION: SIMPLIFIED CONTROLS FOR EFFORTLESS AIR PURIFICATION.

  • COMPACT POWER: CLEANS UP TO 1,076 FT² WHILE FITTING IN ANY SPACE EASILY.

  • QUIET & SOOTHING: OPERATES AT 22DB; ADD ESSENTIAL OILS FOR A CALMING TOUCH.

BUY & SAVE
$26.88 $38.99
Save 31%
Air Purifiers for Office with H13 Quiet HEPA Filter Up to 1076 Ft² for Pet Family, Pollen, Smoke, Compact Air Cleaner with 3 Speeds, Timer, Aroma Quiet, 360°Intake, for Home Bedroom, Black
10 Air Purifiers for Home Large Room, Cover Up to 2600 Ft² with Washable Filters, Powerful Turbo Mode, PM2.5 Air Quality Display, 22dB Sleep Mode, Air Cleaner for Pets Hair, Smoke, Odors, HAP607, White

Air Purifiers for Home Large Room, Cover Up to 2600 Ft² with Washable Filters, Powerful Turbo Mode, PM2.5 Air Quality Display, 22dB Sleep Mode, Air Cleaner for Pets Hair, Smoke, Odors, HAP607, White

  • RAPID PURIFICATION: REFRESHES LARGE ROOMS UP TO 2600 FT²/HR EFFICIENTLY.
  • SMART AIR QUALITY MONITORING: AUTO MODE ADJUSTS FOR OPTIMAL CLEANLINESS.
  • LONG-LASTING FILTER: WASHABLE DESIGN SAVES MONEY WITH DURABLE PERFORMANCE.
BUY & SAVE
$89.99 $349.99
Save 74%
Air Purifiers for Home Large Room, Cover Up to 2600 Ft² with Washable Filters, Powerful Turbo Mode, PM2.5 Air Quality Display, 22dB Sleep Mode, Air Cleaner for Pets Hair, Smoke, Odors, HAP607, White
+
ONE MORE?

One of the most effective ways to improve air quality in your home is by using an air purifier. Air purifiers work by filtering out pollutants and contaminants from the air, such as dust, pollen, pet dander, and mold spores. This can help to reduce allergy symptoms, improve respiratory health, and create a healthier living environment overall.

When choosing an air purifier, it is important to consider the size of the room or space you want to purify, as well as the specific pollutants you want to target. HEPA filters are known to be highly effective at removing particles as small as 0.3 microns, while carbon filters can help to eliminate odors and chemical vapors.

In order to maximize the effectiveness of your air purifier, it is important to regularly clean and replace the filters as recommended by the manufacturer. Additionally, placing the air purifier in a central location with good air circulation can help to ensure optimal performance.

By investing in a high-quality air purifier and following these tips, you can significantly improve the air quality in your home and enjoy a healthier and more comfortable living environment.

How to choose the best air purifier for allergies?

  1. Identify your specific allergy triggers: Determine what specific allergens are causing your symptoms, such as dust mites, pet dander, pollen, mold spores, or smoke. This will help you choose an air purifier with the necessary filters to capture these allergens.
  2. Consider the size of the room: Choose an air purifier that is appropriate for the size of the room where you will be using it. Look for the square footage coverage of the air purifier and make sure it can effectively clean the air in your space.
  3. Look for HEPA filters: High-Efficiency Particulate Air (HEPA) filters are the most effective at capturing small particles and allergens. Look for an air purifier with a true HEPA filter to ensure it can effectively remove allergens from the air.
  4. Consider additional filtration: Some air purifiers come with additional filtration methods, such as activated carbon filters for odors and gases, UV light for killing bacteria and viruses, or ionizers for neutralizing particles. Consider these additional features based on your specific allergy needs.
  5. Check the Clean Air Delivery Rate (CADR): The CADR rating indicates how quickly an air purifier can clean the air in a room. Look for an air purifier with a high CADR rating to ensure efficient allergen removal.
  6. Consider noise levels: If you plan to use the air purifier in your bedroom or other quiet spaces, consider the noise levels of the unit. Look for an air purifier with a quiet operation to ensure it won't disrupt your daily activities or sleep.
  7. Read reviews and compare brands: Look for reviews from other allergy sufferers and compare different brands and models of air purifiers. Consider factors such as durability, warranty, and customer service when choosing the best air purifier for allergies.
  8. Choose a reputable brand: Invest in an air purifier from a reputable brand with a history of producing high-quality products. Look for certifications such as Energy Star or AHAM to ensure you are getting a reliable and effective air purifier for your allergies.

What is the difference between ionizing and non-ionizing air purifiers?

Ionizing air purifiers use ions to charge particles in the air, causing them to stick to surfaces and be removed from the air. Non-ionizing air purifiers use filters or other technologies to capture and remove particles from the air without emitting ions.

Ionizing air purifiers can produce trace amounts of ozone as a byproduct, which can be harmful to human health in high concentrations. Non-ionizing air purifiers do not emit ozone.

In general, ionizing air purifiers are more effective at removing smaller particles from the air, but can be potentially harmful to health. Non-ionizing air purifiers are typically safer and more suitable for use in homes and other indoor environments.

How to choose an air purifier with smart features?

When choosing an air purifier with smart features, it's important to consider the following factors:

  1. Wi-Fi connectivity: Look for an air purifier that can connect to your home Wi-Fi network, allowing you to control it via a smartphone app or voice control assistant.
  2. Smart sensors: Choose an air purifier with sensors that can detect the air quality in your home and automatically adjust the purification level as needed.
  3. Voice control compatibility: Consider an air purifier that works with popular voice control assistants like Amazon Alexa or Google Assistant for hands-free operation.
  4. App control: Look for an air purifier that has a user-friendly smartphone app that allows you to monitor air quality, set schedules, and adjust settings remotely.
  5. Filter replacement alerts: Select an air purifier that provides notifications when it's time to replace the filters, ensuring optimal performance.
  6. Smart scheduling: Choose an air purifier that allows you to create custom schedules for when it should be running based on your daily routine.
  7. Integration with smart home systems: If you have other smart home devices, consider an air purifier that can be integrated with these systems for seamless automation.

By considering these factors, you can find an air purifier with smart features that meets your specific needs and preferences.

How to eliminate pet odors with an air purifier?

  1. Choose an air purifier specifically designed to target pet odors. Look for purifiers with activated carbon or charcoal filters, as these are effective at trapping and neutralizing odors.
  2. Place the air purifier in the room where the pet odors are most concentrated. Ideally, the purifier should be placed near the source of the odors, such as your pet's bed or litter box.
  3. Run the air purifier continuously to effectively reduce and eliminate pet odors. Make sure to follow the manufacturer's instructions for optimal use and maintenance of the purifier.
  4. Regularly clean and replace the filters in the air purifier as needed. Dirty or clogged filters can reduce the effectiveness of the purifier in capturing and eliminating pet odors.
  5. In addition to using an air purifier, maintain a clean environment for your pets by regularly cleaning and airing out their living areas. Wash their bedding, clean litter boxes, and vacuum pet hair and dander to help reduce odors in your home.

How to improve air quality in a large open space with an air purifier?

  1. Determine the size and type of air purifier needed: Depending on the size of the open space, you may need multiple air purifiers or a larger unit designed for larger areas. Consider factors such as the square footage of the space, the level of air pollution, and any specific air quality concerns.
  2. Proper placement of the air purifier: Place the air purifier in a central location in the open space to ensure maximum coverage and circulation of clean air. Avoid obstructing the airflow by placing the unit near walls, furniture, or other objects.
  3. Regularly clean and maintain the air purifier: Follow the manufacturer's instructions for cleaning and maintenance of the air purifier to ensure optimal performance. This may include changing filters, cleaning the unit's exterior, and removing any dust or debris that may have accumulated.
  4. Use an air purifier with a HEPA filter: High-Efficiency Particulate Air (HEPA) filters are capable of capturing a wide range of particles and pollutants, improving air quality in the open space. Look for air purifiers with HEPA filters that are certified to remove at least 99.97% of particles as small as 0.3 microns.
  5. Consider additional features: Some air purifiers come with additional features such as activated carbon filters, ionizers, or UV-C light technology to further improve air quality and remove odors, germs, and other harmful pollutants.
  6. Monitor air quality: Use a quality monitor to regularly check the air quality in the open space and adjust the settings on the air purifier as needed. This can help maintain healthy air quality levels and ensure the air purifier is effectively removing pollutants.

By following these tips, you can improve air quality in a large open space with an air purifier and create a healthier environment for occupants.

What is the best way to use an air purifier for optimal performance?

  1. Place the air purifier in a central location: To ensure optimal performance, place the air purifier in a central location in the room so that it can effectively circulate and clean the air.
  2. Keep doors and windows closed: To prevent external pollutants from entering the room, keep doors and windows closed while the air purifier is running.
  3. Run the air purifier continuously: For the best results, run the air purifier continuously, especially in rooms where indoor air quality is a concern.
  4. Change filters regularly: Check the air purifier's filter regularly and replace it as recommended by the manufacturer. A dirty filter can reduce the effectiveness of the air purifier.
  5. Maintain proper humidity levels: Air purifiers work best in a room with proper humidity levels. Use a dehumidifier or humidifier as needed to maintain optimal humidity levels for the air purifier to work efficiently.
  6. Clean the air purifier regularly: Regularly clean the exterior of the air purifier, including the vents and casing, to ensure optimal performance and prevent the buildup of dust and debris.