Air purifiers are devices that help improve indoor air quality by removing particles, pollutants, and contaminants from the air. They can be beneficial in reducing the risk of COVID-19 transmission indoors. Here's how an air purifier can help with COVID:
- Particle Filtration: Air purifiers typically have HEPA (High-Efficiency Particulate Air) filters that can capture and trap tiny particles as small as 0.3 microns. This includes respiratory droplets that may contain the COVID-19 virus, allergens, dust, smoke, and other pollutants. The removal of these particles can potentially lower the concentration of infectious particles in the air.
- Virus Neutralization: Some air purifiers are equipped with advanced filters that can even capture and neutralize viruses. These filters may use technologies like UV-C light or electrostatic fields to deactivate viruses and prevent them from replicating. However, it's important to note that not all air purifiers have this feature.
- Ventilation Improvement: Increasing ventilation is crucial in reducing the risk of COVID-19 spread. Air purifiers with built-in fans can help circulate and filter the air more effectively, improving ventilation. This can be beneficial in shared indoor spaces and areas with limited fresh air exchange.
- Reduced Room Occupancy Time: By utilizing air purifiers in enclosed spaces, the time people spend in areas with potentially contaminated air can be reduced. This is especially relevant in places like offices, classrooms, and healthcare settings where individuals may spend a significant amount of time in one room.
- Personal Protection: While air purifiers cannot replace other preventive measures like wearing masks and practicing social distancing, they can provide an additional layer of protection. By continuously filtering the air, they can potentially reduce the concentration of infectious particles and minimize the time these particles stay suspended in the air.
It's important to remember that air purifiers should be part of a comprehensive COVID-19 prevention strategy and not solely relied upon. Following recommended guidelines from health authorities regarding mask-wearing, hand hygiene, and social distancing remain key in combating the spread of COVID-19.
Best Air Purifiers for Home in 2024
1
Rating is 5 out of 5
LEVOIT Air Purifiers for Home Large Room Up to 1900 Ft² in 1 Hr with Washable Filters, Air Quality Monitor, Smart WiFi, HEPA Filter Captures Allergies, Pet Hair, Smoke, Pollen in Bedroom, Vital 200S
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LARGE BEDROOM COVERAGE: The Vital 200S is perfect for large, indoor spaces, especially large bedrooms. Purify a 380 ft² room 5x per hour, a 950 ft² room 2x per hour and a1900 ft² room 1x per hour
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HIGHER AIR INTAKE: Purify your air quickly. With a traditional air inlet and the additional U-shaped air inlet, airborne pet fur and hair can easily be trapped without causing clogs
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COMFORTABLE NIGHTS: Trap airborne allergens that cause congestion and coughing before they reach you. When in Auto Mode, the Vital 200S will automatically adjust the fan speed to protect your air quality while you rest
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LOVE YOUR PETS: Filter pet hair and odors from your air while saving energy, if you open Pet Mode which is only controlled in the Vesync app. Thanks to this mode which alternates between high and medium fan speeds. The additional U-shaped air inlet helps trap airborne fur without causing clogs
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3-STAGE FILTRATION: Cleaning the Washable Pre-Filter helps the 3-stage filtration system last longer. The HEPA Filter traps pet dander, pollen, and more, while the High-Efficiency Activated Carbon Filter helps neutralize pet odors, fumes, and VOCs
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RIGOROUS VIRUS TEST: The capacity of removing viruses is reliable because the data are approved by an authoritative detection mechanism.
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CREATE SCHEDULES: Have a varied sleeping schedule Schedule exact start and end times for the Vital 200S, selecting which fan speed or mode you’d like the air purifier to use at different time periods, such as Auto Mode or Sleep Mode
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GENUINE LEVOIT FILTERS: Off-brand replacement filters can cause damage to your air purifier. For best results and product performance, search B0BJPJ94MM for an official Levoit replacement filter
2
Rating is 4.9 out of 5
MORENTO Smart Air Purifier for home Large Rooms up to 1076 ft², Wi-Fi and Alexa compatible, PM2.5 Air Quality Display, Auto Mode, Quiet Mode 24dB, HEPA Filter Removes Dust, Pollen, Smoke (White)
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Enjoy Clean Air: MORENTO HY4866-WF smart air purifiers for home can be used at home to effectively capture 99.97% of airborne particles with a size of 0.3 microns, including dust and pollen. This air purifiers for home large room with a CADR of up to 300 m ³/ h, one air change per hour can be completed for rooms up to 1076 ft² or 100 m². This air purifier for home can use with the “Havaworks” app to monitor the air quality from your phone in real-time.
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App-Enabled Wi-Fi Control: Use the “Havaworks” app to turn your air purifiers for home into a remote. Set an active schedule for convenience or manually control the settings for a burst of clean air. Monitor the air quality and check the filter life on this hepa air purifie's display or APP at your leisure.
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Intelligent Voice Control: Go hands-free and use your voice to monitor and change the HY4866-WF hepa air purifier's settings through Amazon Alexa or Google Assistant.
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High Efficiency Filtration: The double air intake design of this hepa air purifiers for home allows the multi-layer HEPA filters to purify from both sides simultaneously, increasing the purification speed. The smart display of this air purifiers for home and app monitors the filter life and will let you know when to replace them. Search for B0BMDYDXFK (enhanced) or B0C3GWNR29 (original) on Amazon for replacement filters.
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Sleep Well: In sleep mode, this air purifier for bedroom will run at its lowest fan speed at less than 24dB (the equivalence of ambient silence) with the display lights off. Enjoy an interrupted night’s rest with clean air. Activating the display of the air purifier will exit sleep mode.
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4 Fan Speeds: Select from fan speeds of 1F/2F/3F/4F for this HY4866-WF hepa air purifier for home; the higher the fan speed, the quicker the air is filtered and purified. In automatic mode, the fan speed will automatically adjust to the air quality. Couple this with a 2/5/8 hour timer to have this air purifier for bedroom run for the designated period of time while sleeping or heading out.
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Air Quality Monitoring: The PM2.5 infrared sensor monitors the air quality in real-time and displays this information on the screen of MORENTO smart air purifiers and on the “Havaworks” app. If the air quality drops, the screen of air purifiers for home large room will display yellow or red and the app will send a notification in accordance to current air quality rating.
3
Rating is 4.8 out of 5
Instant HEPA Quiet Air Purifier From the Makers of Instant Pot with Plasma Ion Technology, Rooms up to 1,940ft2, removes 99% of Dust, Smoke, Odors, Pollen & Pet Hair, for Bedrooms, Offices, Charcoal
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ADVANCED AIR CLEANING TECH: Combines a HEPA-13 filter that captures 99.97% of dust, pollen, smoke, mold, & other ultrafine impurities, combined with Plasma Ion Technology that projects positive and negative ions in the air allowing you to breathe easy.
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CLEAN AIR IN MINUTES: Filters up to 1,940 SQFT per hour, and AHAM-Verified to exchange 388 SQFT 5 times per hour, allowing you to breathe cleaner air in minutes.
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AUTO MODE: Automatically senses the air quality and adjusts the fan speed according to detected quality. Digital read out of % air quality and light band indicates when air quality is good-white, okay-orange, or poor-red, and adjusts to get back to good.
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ODOR REDUCER: Activated carbon filter layer helps decreasing unpleasant smells, allowing your rooms or office space to be refreshed.
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WHISPER-QUIET: Light sensor automatically turns off displays and lowers noise to whisper-quiet levels when it is time for bed.
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ENERGY STAR CERTIFIED: Eco mode cycles the fan on and off every 10 minutes, if air quality is detected good for 30 minutes, allowing 50% energy reduction.
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LONG LASTING FILTER: Our high quality air filter can last up to 12 months and changing it is effortless! Unhinge the bottom of the purifier and swap out your old filter and swap in a new Instant Air Purification Replacement Filter.
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A BRAND YOU TRUST: From the makers of Instant Pot, the brand that revolutionized the way you cook, is now transforming the way you live and breathe. With an Instant Air Purifier, you’ll inhale cleaner air, and exhale peace of mind.
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NOT AVAILABLE FOR SALE IN INDIANA.
4
Rating is 4.7 out of 5
AROEVE Air Purifiers for Large Room Up to 1095 Sq Ft Coverage with Air Quality Sensors H13 True HEPA Filter with Auto Function for Home, Bedroom, MK04- White
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Efficient H13 Purification: Equipped with an H13 True HEPA Filter and a high-efficiency filtration system, our air cleaner can effectively filter particles as small as 0.3 microns in the air. When you turn on the high-efficiency air purifier, it can refresh the air in a room as large as 1095 sq ft / 100 m² every hour, providing you with a new and comfortable air environment throughout the day in your home or office.
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Dual Air Treatment: Our air purifier not only uses H13 True HEPA filter to capture particles as small as 0.3 microns, but also features a light treatment technology to further purify the air. With this dual treatment system, we provide more comprehensive air purification, ensuring a healthier living environment for you and your family. (Note: The function is turned off by default, please turn it on to maximize the air purifier's performance.)
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Feel The Air Change: Our air purifier comes equipped with a built-in PM2.5 sensor, so you don't have to play the guessing game with your nose. When the air quality drops, our purifier will go into action and the indicator will turn yellow or red, and the fan will speed up to clean the air faster. Trust us, your lungs will thank you for the break from the dirty air.
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Your Silent Companion: Ssshh...can you hear that? No, it's not the sound of silence, it's the sound of our air purifier in sleep mode! With low noise and low speed, it's the perfect companion for a good night's sleep. It will not disturb your sweet sleep, and even a light sleep baby can enjoy the comfortable air on a quiet night.
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Filter Replacement Made Easy: Say goodbye to the hassle of replacing air filters. Our air purifier makes it a breeze! Simply open the filter cover, grab the rope on the side, and voila! You can easily take out or replace the filter inside. We recommend replacing the air filter every 3-6 months to ensure optimal air purification. (Pro tip: For best results, always use the official filter!)
5
Rating is 4.6 out of 5
PuroAir HEPA 14 Air Purifier for Home - Covers 1,115 Sq Ft - Air Purifier for Allergies - For Large Rooms - Filters Up To 99.99% of Pet Dander, Smoke, Allergens, Dust, Odors, Mold
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CLEANER AIR IN MINUTES: Cleans large rooms up to 1,115 sq ft in just 60 minutes. Perfect for homes and offices. Breathe clean, crisp air and kiss your allergies goodbye!
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POWERFUL HEPA 14 FILTER: The PuroAir filter captures up to 99.99% of fine particulate matter down to 0.1 microns in size. This includes dust, pet dander, odors, and smoke. Up to 10x more powerful than a HEPA H13 grade filter.
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BACKED BY SCIENCE: 3rd party lab tested and certified. Proven to capture up to 99.99% of fine particulate matter down to 0.1 microns in size. This may include allergens, smoke, mold, pollen, dust, and odors among other fine particles you don’t want to breathe in. CARB, ETL, ISO, UL and Energy Star certified. Backed by scientists and virologists at Harvard, MIT, Johns Hopkins, and Oxford University.
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CLEANS AIR AUTOMATICALLY: A smart particle sensor monitors air quality for you and adjusts to increase power if polluted air is detected. Perfect for every room.
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BREATHE EASIER: Relax and let PuroAir filter your home’s air, improving your allergies, asthma and sleep quality. Includes a timer, fan speed, sleep mode, filter replacement indicator, and child lock, great for both kids and pets.
6
Rating is 4.5 out of 5
LEVOIT Air Purifiers for Home Large Room Up to 1980 Ft² in 1 Hr With Air Quality Monitor, Smart WiFi and Auto Mode, 3-in-1 Filter Captures Pet Allergies, Smoke, Dust, Core 400S/Core 400S-P, White
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LARGE COVERAGE: The top-performing Levoit Core 400S Smart Air Purifier can purify large rooms, such as bedrooms, living rooms, kitchens, and basements. Purify a 403 ft² room 5x per hour and a 1980 ft² room 1x per hour
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3-STAGE FILTRATION: Filtration includes an Efficient MiddleFilter, which traps pollen, dust, and pet dander, and an Efficient Activated Carbon Filter that helps neutralize odors, cooking and wildfire smoke, and VOCs
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WHISPER-LEVEL QUIET: Keep the Core 400S running throughout the night, as Sleep Mode uses the lowest fan speed (24dB) to create a sleep-friendly space that’s as quiet as falling leave
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COMBAT ALLERGIES AND ASTHMA: Powerful air purification during allergy and wildfire seasons helps capture allergens that cause sneezing, congestion, breathing difficulties, and other symptoms
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VIEW AIR QUALITY: The laser dust sensor scans the surrounding air for airborne particles, continuously updating the PM2.5 display and creating graphs in the VeSync app so you can see how your air quality has improved
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TRUSTWORTHY AND SAFE: The Core 400S is Energy Star, FCC certified, ETL listed, German Design Award (2021) and iF Design Award (2021). Only use Levoit replacement filters for best results and product performance
7
Rating is 4.4 out of 5
LEVOIT Air Purifiers for Home Large Room Bedroom Up to 1110 Ft² with Air Quality and Light Sensors, Smart WiFi, Washable Filters, HEPA Filter for Pets, Allergy, Dust, Vital 100S / Vital 100S-P, White
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SLEEP WELL: Trap airborne allergens that cause congestion and coughing. With the Light Detection feature, the air purifier will automatically turn off display lights and limit Auto Mode to the quietest fan speeds when the room gets dark
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PET OWNERS FRIENDLY: Pet Mode cleans the air and conserves energy, while the wide U-shaped air inlet effectively traps airborne pet fur and large particles
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3-STAGE FILTRATION: Cleaning the Washable Pre-Filter helps the 3-stage filtration system last longer. The HEPA Filter traps pet dander, pollen, and more, while the High-Efficiency Activated Carbon Filter helps neutralize pet odors, fumes and VOCs
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HEPA FILTER: the HEPA filter of the 3-in-1 filter removes at least 99.97 percent of dust, pollen, and any airborne particles with a size of 0.3 microns (µm)
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CREATE SCHEDULES: Would you like the air purifier to run at specific times Create a detailed schedule with your fan speed and air purifier mode preferences, such as Auto Mode or Sleep Mode
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SMART CONTROL: With the free VeSync app, you can control air purifier settings, set timers, create schedules, check filter life, and connect to third-party voice assistants
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OFFICIAL LEVOIT FILTERS: Search for B0BNTKJV78 to find Levoit's replacement filter for Vital 100S. Levoit filters provide the best fit and filtration, while off-brand filters are unreliable and may damage the air purifie
8
Rating is 4.3 out of 5
2 Pack Druiap Air Purifiers for Home Bedroom up to 690ft², H13 True HEPA Filter Air Cleaner Purify 99.97% Micron Particles/Bad Air/Smoke/Pet Dander/for Office, Dorm, Apartment, Kitchen (KJ80 Black)
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【2 Pack High-Efficiency Air Purifiers for Small, Medium Rooms】-🌿 2Pack option is warmly prepared to meet customers larger air purifying areas demand, more than double efficiency. H13 True HEPA air purifier for Pet Owners, Parents with Newborns. Air filter purify 99.97% of 0.1 Microns airborne particles, perfect for quickly cleaning a wide range of Bad Air, pet dander, cooking and smoking in a certain space. Let you freely enjoying fresh air at home!
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【Ultra-Quiet & Night Light Sleep Mode】-🌿 In Night Light sleep mode, click the Night Light button for the second time to reduce the brightness of the warm white light by 50%, can replace the dazzling light in the bedroom, sound is as low as 20dB, which is very quiet and will not wake up or disturb the sleep of you and your family, including your pets. Keep silent 20dB operation to purify the air, provide you with a quiet and comfortable sleeping environment, enjoy High-Quality Sleep!
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【Energy Saving & Money Saving】-🌿 At 10 cents kWh in the city, M(Medium) Fan Speed Mode power is 5W - only $0.08 per week for continuous operation (24 h/7 days). HEPA air purifiers are perfect for bedrooms, dorms, apartment, medium rooms, small rooms, offices, desk, desktop, living rooms, kitchens, indoor or bookroom. 3 Fan Speed(H/M/L) and 3 Timer Options (2H/4H/8H), you can achieve maximum energy saving according to the specific mode you set.
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【Very Easy To Use & Filter Replacement Reminder】-🌿Small, lightweight, 2.31lb, 6.7*6.7*10.6inch, circular design (360° intake at the bottom) portable compact air purifier for home, we recommend that you replace the filter element at least every 3-6 months or so for the best air purification effect! Search ASIN: B0B6BPPFJ6 to buy the original filter of KJ80. No need specialist knowledge, easy to replace in a few minutes! (NOTE: Other brands of filters are not sized to fit our Druiap purifiers.)
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【Best After-Sales Service】-🌿 (Available for California),100% quality assurance, all the products we send have undergone numerous tests and multiple certifications. Air Cleaner has passed EPA ETL CE FCC RoHS CARB Certification. If there are any question, you can contact us anytime. We will have a professional customer service team to communicate with you! [Package Includes]: 2* KJ80 Air Purifier, [2* H13 Ture HEPA filter , 2*Power Adapter(included inside the air purifier)], 2 *User Manual
How does an air purifier contribute to a safe learning environment during COVID?
An air purifier can contribute to a safe learning environment during COVID in several ways:
- Removes airborne particles: Air purifiers are designed to filter out dust, pollen, pet dander, and other small particles from the air. This includes respiratory droplets that may contain the COVID-19 virus if someone infected with the virus is present in the vicinity. By reducing the concentration of these particles in the air, the risk of transmission through inhalation can be significantly reduced.
- Filters out airborne contaminants: Many air purifiers come with high-efficiency particulate air (HEPA) filters that can capture tiny particles as small as 0.3 microns with a high efficiency. HEPA filters are known to be effective in capturing most viruses, including the COVID-19 virus, helping to prevent its spread and ensuring the air is cleaner and safer to breathe.
- Improves indoor air quality: Poor indoor air quality can have detrimental effects on health and well-being, leading to symptoms like headaches, allergies, fatigue, and respiratory issues. COVID-19 has emphasized the importance of good ventilation and clean indoor air. Air purifiers can help improve indoor air quality by removing pollutants and keeping the air fresh and clean.
- Reduces the risk of infection: By reducing the concentration of viral particles in the air, air purifiers can help lower the risk of infection in a learning environment. This is especially important in settings where maintaining physical distancing may be challenging, such as classrooms, where students and teachers spend considerable time in close proximity.
- Provides peace of mind: Having air purifiers installed in classrooms or learning spaces can provide students, teachers, and parents with peace of mind, knowing that proactive measures are being taken to reduce the risk of airborne transmission of COVID-19. This reassurance can contribute to a more relaxed and focused learning environment.
It is important to note that while air purifiers can be a helpful addition to a comprehensive set of safety measures, they should not be considered a standalone solution. Other precautions such as mask-wearing, hand hygiene, and proper ventilation should also be implemented to create a truly safe learning environment during COVID-19.
How to determine the right number of air purifiers for a space during COVID?
Determining the right number of air purifiers for a space during COVID depends on several factors such as the size of the space, the air quality in the area, and the occupancy levels. Here are some steps to help you determine the number of air purifiers needed:
- Measure the size of the space: Determine the square footage of the area you want to purify. This can be done by measuring the length and width of the room and multiplying them together.
- Calculate the air changes per hour (ACH): ACH refers to the number of times the air within a room is completely replaced in an hour. The recommended ACH rate for COVID-19 infection control is at least 4-6. Determine the required ACH rate by multiplying the volume of the space (length x width x height) by the desired ACH rate.
Required ACH rate = Volume of space x Desired ACH rate
- Check the Clean Air Delivery Rate (CADR) of the air purifiers: CADR is a measure of an air purifier's ability to remove airborne particles from the room. Look for air purifiers with a CADR rating suitable for your room size and the specific contaminants you want to address.
- Determine the number of air purifiers needed: Divide the required ACH rate calculated earlier by the CADR of each air purifier. This will help you determine the minimum number of air purifiers required for the space.
Number of air purifiers = Required ACH rate / CADR of each air purifier
- Consider other factors: If the space has high occupancy levels, or if there are known sources of pollutants such as in a healthcare facility, it may be necessary to install additional air purifiers to ensure sufficient air cleaning.
It is essential to remember that air purifiers are not a replacement for other preventive measures like mask-wearing and proper ventilation. They can be a supplemental measure to improve indoor air quality. Consult with experts or professionals for a more accurate assessment based on your specific situation.
What is the cost-effectiveness of using air purifiers for COVID prevention?
The cost-effectiveness of using air purifiers for COVID prevention will depend on various factors, including the specific type of air purifier, the size of the space, the frequency of usage, and the overall risk level in a particular area. While air purifiers can help to reduce the concentration of airborne particles, including potentially infectious respiratory droplets that may contain the virus, they should not be considered as a standalone preventive measure.
Air purifiers with high-efficiency particulate air (HEPA) filters are generally recommended for capturing and filtering out small particles like viruses. However, the effectiveness can vary depending on the air purifier's specifications, airflow capacity, positioning, and the overall ventilation in the area. Proper ventilation and adherence to other preventive measures such as mask-wearing, physical distancing, hand hygiene, and vaccination are essential in mitigating the risk of COVID transmission.
When considering the cost-effectiveness, one should assess the risk level and the specific needs of the environment. For instance, in crowded and poorly ventilated spaces like public transportation, schools, or healthcare facilities, the use of air purifiers with HEPA filters may have a more significant impact on reducing airborne transmission risks. On the other hand, in well-ventilated areas with fewer occupants and lower transmission risks, the benefits and cost-effectiveness may be less significant.
It is advisable to consult local health authorities and experts who can provide guidance specific to your situation and recommend appropriate preventive measures.
How does an air purifier help vulnerable individuals with COVID?
An air purifier can help vulnerable individuals with COVID in several ways:
- Removes airborne viruses: COVID-19 primarily spreads through respiratory droplets that are released when an infected person coughs, sneezes, or talks. These droplets can stay in the air and pose a risk of transmission to others, especially those who are vulnerable. An air purifier with a high-efficiency particulate air (HEPA) filter can capture and remove a significant portion of these airborne particles, including viruses, thus reducing the potential for infection.
- Reduces indoor pollutants: Indoor air can contain various pollutants, such as dust, pet dander, pollen, and pollutants from household products. These pollutants can trigger respiratory symptoms and allergies, making vulnerable individuals more susceptible to complications from COVID-19. Air purifiers with HEPA filters and activated carbon filters can effectively trap and reduce these pollutants, improving indoor air quality and providing a cleaner and healthier environment for vulnerable individuals.
- Enhances ventilation and circulation: Proper ventilation is important to reduce the concentration of airborne contaminants. Air purifiers equipped with fans or air circulation systems can help improve air exchange and circulation within a room or space. By constantly filtering and circulating the air, these purifiers can dilute the viral load present indoors and reduce the chances of vulnerable individuals coming into contact with contaminated air.
- Decreases exposure to potentially infected individuals: If there are other people within the same household or indoor environment who might be infected with COVID-19, an air purifier can help limit the spread of the virus. It can capture and trap respiratory droplets containing the virus, preventing them from circulating in the air and reducing the risk of transmission.
However, it's important to note that while air purifiers can be beneficial, they should be used alongside other preventive measures recommended by health authorities, such as wearing masks, practicing social distancing, and maintaining hand hygiene.
How often should you run an air purifier to protect against COVID?
According to experts, running an air purifier continuously is not necessary in order to protect against COVID. Instead, it is recommended to follow these guidelines:
- Ventilate regularly: Ensure good ventilation in your living space by opening windows and allowing fresh air to circulate. This helps dilute and remove airborne particles, including potential viruses.
- Use an air purifier strategically: Place an air purifier in commonly used areas like living rooms, bedrooms, or offices. Run it during periods when the space is occupied, such as when you are at home or working. This will help to filter and clean the air in real-time.
- Follow manufacturer's instructions: Each air purifier may have different specifications and recommended running times. Refer to the instructions provided by the manufacturer for optimal use and maintenance.
- Choose a high-quality air purifier: Ensure you invest in an air purifier with a HEPA (High Efficiency Particulate Air) filter. These filters can effectively capture small particles, including viruses.
Although an air purifier can help to improve indoor air quality and reduce the risk of airborne transmission, it is important to remember that it is not a substitute for other preventive measures like wearing masks, practicing good hand hygiene, and maintaining physical distance.
