9 Best Rated Air Purifier For Asthma 2023

LARGE COVERAGE: The top-performing Levoit Core 400S Smart True HEPA Air Purifier can purify large rooms, such as bedrooms, living rooms, kitchens, and basements. Purify a 403 ft² room 5x per hour and a 990 ft² room 2x per hour

3-STAGE FILTRATION: Filtration includes a Pre-Filter, H13 True HEPA Filter, which traps viruses, bacteria, pollen,dust, and pet dander, and a Custom High-Efficiency Activated Carbon Filter that helps neutralize odors, cooking and wildfire smoke, and VOCs

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

COMBAT ALLERGIES AND ASTHMA: Powerful air purification during allergy and wildfire seasons helps capture allergens that cause sneezing, congestion, breathing difficulties, and other symptoms

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

HANDS-FREE VOICE COMMAND: Hands-free control with Amazon Alexa and Google Assistant allows you to control settings when your hands are full with cooking, caring for babies and children, or playing with pets

SCHEDULE SETTINGS TO MATCH YOUR ROUTINE: Program the air purifier to use different modes and fan speeds at certain times, so you can have your week planned in advance. With scheduling, you never have to worry about forgetting to change your settings

TRUSTWORTHY AND SAFE: The Core 400S is Energy Star and FCC certified, ETL listed, and a recipient of the German Design Award (2021) and iF Design Award (2021). Only use Levoit replacement filters (search B08SQQK6K7) for best results and product performance

OZONE FREE: Levoit air purifiers avoid using UV-C light, an air cleaning method that research has shown can produce harmful ozone and secondary pollution

HIGH PERFORMANCE: Enjoy fresh air in minutes with the Core 300 True HEPA Air Purifier. Featuring VortexAir Technology and 360° air intake, the Core 300 cleans spaces up to 547 ft² in 30 minutes, 219 ft² in 12 minutes (CADR: 141 CFM / 240 m³/h). Only products over 6 pounds can be equipped with such powerful motors that optimize the air cleaning performance

FIND RELIEF: Ease sneezing, congestion, and other allergy symptoms caused by airborne contaminants. The H13 True HEPA Filter works alongside the Pre-Filter and High-Efficiency Activated Carbon Filter to capture 99.97% of airborne particles 0.3 microns in size, such as dust, smoke, pollen, odor

OFFICIAL LEVOIT FILTERS: Search for B07RSZSYNC or Core 300-RF to find Levoit's Core 300 replacement filter. Levoit filters provide the best fit and filtration, while off-brand filters are unreliable and may damage the air purifier

MULTIPLE FILTER CHOICES: Choose from a variety of replacement filters to best meet your needs. The Toxin Absorber Filter specializes in smog, toxins, and VOCs. The Smoke Remover filter specializes in wildfire, smoke and etc. And the Pet Allergy Filter helps to capture pet dander and absorb unpleasant odors

WHISPER QUIET AIR CLEANER: Choose Sleep Mode at night and then forget all about your air purifier while you sleep. QuietKEAP Technology reduces noise levels to a near-silent 24dB, ensuring the Core 300 won’t get in the way of a good night’s rest

SLEEK DESIGN: The Core 300 practically serves your home while blending in with your decor. Its award-winning design (Red Dot, 2020) and modern white finish help your air purifier fit anywhere in your home/bedroom/room

UNDISTURBED OPERATION: The display light can be turned off to enjoy a perfect night of sleep without the effect of light. A timer for 2/4/6/8 hours and filter lifetime indicator for your convenience

FULL CERTIFIED FOR SAFER: Energy Star Verified, Complies with California air resources board (CARB) for indoor cleaning devices. Also FCC certified, ETL listed

Unrivaled Performance: The HealthPro Plus is the #1 Rated room air purifier for homes, offices, schools, hospitals, industrial, and commercial sites. Has received more top reviews and awards than any other air purifier. Chosen by the Hong Kong Hospital Authority for both SARS-CoV-1 & SARS-CoV-2, the virus that causes COVID-19. Superior airflow with the 320-degree EvenFlow Diffuser efficiently filters all the air in large rooms and bedrooms numerous times an hour.

Medical Grade H14 HyperHEPA Filter: Proven and certified by a third-party testing lab to remove and trap 99.995% of all airborne particles down to 0.003 microns, the HealthPro Plus supplies unequaled protection against bacteria, dust, mold, pollen, pet dander, smoke from wildfires, odors, harmful chemicals like formaldehyde, and more. True HEPA filtration.

Long Lasting & Cost-Efficient Filters: Three different filters clean the air four different ways. Pre-filter traps coarse particles. Activated carbon adsorption and pelletized chemisorption filter odors and gasses. HyperHEPA traps fine and ultrafine particles. Long-lasting filters – 16 to18 months for the pre-filter, 2 years for the gas and odor filter, 3 years, 9 months to 4 years, 2 months for the HyperHEPA filter - helps save money over the air cleaner’s lifetime, and more eco-friendly.

Energy Saving and Ultra-quiet Air Cleaner: The HealthPro Plus emits ultra-quiet, low-decibel sound across all four fan speeds. The fan-in-center design places the motor between sound-reducing filters. Doubled-walled housing limits sound. Rubber suspension pads isolate motor vibration from the air cleaner housing. EvenFlow Diffuser deflects sound back into the system. Powerful fan uses only as much electricity as a conventional light bulb, amounting to pennies per day to operate.

Certified Performance: Each HealthPro Plus air purifier is made in Switzerland and individually tested for total system efficiency. If the system is not delivering 99.97% cleaner air or better, it does not get shipped. The results of the tests are detailed in a hand-signed Certificate of Performance. Every system comes with a 10-year limited warranty. Direct purchases from the manufacturer will require a signature to acknowledge receipt upon delivery. CARB EO # G-10-059.

【Medical-Grade Filtration】 Comes with two upgraded H13 True HEPA filters. H13 HEPA filters 99.98% of particles down to 0.3 microns and 99.95% of particles between 0.3–0.1 microns.such as dust, pet dander while also absorbing smoke, wildfire smoke, cooking odors, pet odors, and VOCs. 6 Stage filter system can makes your air cleaner and fresher.

【Superior Purification Capacity】1000 CADR for Extra large room coverage, Gocheer air purifier cleans up to 4800 sq ft in one hour, 2,500 sq ft in 30 minutes. With the help of Dual air intake and twin-turbo fans offer up to 4 layers of filtration through two plastic pre-filters and two multi-Integrated Filter Sets, you can enjoy clean & fresh air delivered quietly and efficiently in your home, bedroom, kitchen, basement, living room, office, school, hotel, hospital, industrial & commercial.

【Improve Sleeping】Gocheer Air Purifier helps you sleep better by capturing airborne pollutants which irritate your sinuses, nasal passages and lungs. Under sleep mode, The lights will automatically turn off without disturbing your sleep. the Air Purifier works with the lowest fan speed (35 dB). The whisper-quiet Sleep Mode helps promote ideal sleeping conditions.

【Advanced & Smart】Support smart WiFi APP control and easy touch button control. You can monitor air quality of your current environment in real time through the PM2.5 index and color light on the display. The device provides you with a variety of energy saving programs, such as 12-Hour Timer, 6 fan speeds, sleep mode and smart auto mode. In terms of safety, this product has a child lock and automatic power off protection measures.

【Keep The Air Fresh At All Times】The Pre-Filter need wash it every two months. The composite filter can’t be washed and you just need to replace it every 6 months or after 3,000 hours of use. If you need to replace the composite filter, please search for "B098XFYHDM" on Amazon to purchase.

Purify your air – Our 5-in-1 filter system targets pollen, dust, pet dander, VOC’s, smoke, and odors. Our H11 HEPA filter captures 99.9% of particles down to 0.3 microns.

What you get – Smart air purifier, True HEPA filter set, remote control, manual, 2-year warranty, award-winning customer support 7 days a week, and the peace of mind that comes from a trusted American brand.

Remove odors, smoke, & VOC’s – Both an air cleaner and odor eliminator, our air purifier features a unique honeycomb activated-carbon filter that absorbs odors, smoke, and VOC’s. With a state-of-the-art fan and motor, enjoy clean air delivered quietly and efficiently in your home, bedroom, office, kitchen, basement, dorm, apartment, or living room.

Breathe easier – Nothing feels better than breathing clean air. Read our 10,000+ reviews and see just how much our air purifier can assist and support the body’s natural response during allergy season.

Smart air purifier – In AUTO mode, a smart air quality sensor detects pollutants in your air, adjusting the fan speed in real-time. A digital display on the unit reveals your air quality level, so you always know what you’re breathing.

MAXIMUM COVERAGE: Cleans up to 1,000 sq ft in one hr, 500 sq ft in 30 min, 250 sq ft in 15 min. [*Based on average CADR for pollen, smoke and dust when operating at fan setting 3. Assumes closed room with 8 ft ceiling.] Perfect for medium size rooms.

HEPA H13 FILTRATION: Trusted to remove 99.9% of harmful particles including allergens, odors, VOCs, smoke, pollen, pet dander, dust, smog, contaminants, and more down to 0.1 microns in size. Captures finer particles than HEPA H11 (0.3 microns).

ULTRA QUIET: Choose from 3 fan speeds, with the lowest setting operating virtually silent. Runs at 110 Volts at a min noise level of 35dB and max of 51dB. For the most discreet operation, enable sleep mode to completely dim the unit's panel lights.

EASY TO USE FEATURES: Includes a sleek touch screen operation panel with 0-8 hour timer, fan speed, sleep mode, filter replacement indicator, and child lock, great for both kids and pets.

QUALITY TESTED & BACKED: CARB, ETL, and Energy Star certified. Backed by a USA registered Lifetime Warranty when genuine Medify replacement filters are used. The replacement filter (B086WNRWV2) lasts 2,500 hours or about 3-4 months.

HEPASilent technology leverages electrostatic charge and mechanical filtration to deliver true HEPA performance capturing 99.97% of airborne pollutants including dust, mold, pet dander, and pollen for relief from allergies and asthma

Dual protection filters with activated coconut carbon, naturally remove gaseous pollutants and smoke without the need for chemical additives

Air quality sensors monitor air quality in real time and adjust fan speed accordingly when set to auto mode

Wi-Fi enabled for control through the Blueair friend app and Alexa compatible

For large rooms between 700 square feet and 800 square feet (AHAM rated at 698 square feet) such as large bedrooms living rooms and kitchens

Most independent certifications; Blueair is the only major brand to verify 100% of models with AHAM for performance, Energy Star, and safe ozone

Multi functionality; HEPA Air Purifier. Space heater, + fan; In one; Backward airflow mode purifies without cooling or heating you

Dyson technology helps create a cleaner, healthier home - Our vacuums and purifiers are scientifically proven to capture particles as small as allergens and bacteria.

SENSES: Automatically senses air pollution events, initiates purification, & reports air quality levels on LCD display, including ultrafine particles (PM 2.5), allergens (PM10), volatile organic compounds (VOCs) & nitrogen dioxide (NO2)

Captures: The sealed HEPA filter captures 99.97 percent of allergens as small as 0.3 microns makes this an ideal air purifier for allergies, pets, dust, smoke, pollen and mold spores

Projects: Projects purified air throughout the whole room; Air Multiplier technology delivers over 77 gallons per second of smooth, yet powerful airflow; Up to 350 degree of oscillation directs airflow where you need it to help make the air cleaner

Heats: The HP04 purifying space heater can be used for long range personal heating or fast, even room heating; Heats with thermostatic control in the winter to bring the room up to the right temperature

Connected: Wi-Fi connected home air purifier and heater; See real time reports, remotely control your machine and create schedules around your day using the Dyson Link app

Alexa enabled: Voice control using Alexa to turn on/off, turn on auto mode, and update you on the indoor air quality

Other product listings for non authorized 3rd party sellers are not covered by official Dyson

Warning: Unauthorized replacement filters are not tested or verified to perform at HEPA standard; Only authentic Dyson filters are recommended to ensure a sealed system and proper functioning of the machine

FDA-cleared to destroy viruses: Molekule Air Mini+ is FDA-cleared as a 510(k) Class II medical device to destroy viruses & bacteria, and trap 95% of particles 0.3-1 micron in size

Made for smaller spaces: designed for smaller spaces up to 250 sq. ft. like studio apartments, kids’ bedrooms & home offices

PECO-powered: Uses Photo Electrochemical Oxidation (PECO) nanotechnology to destroy viruses, allergens, bacteria, mold, chemicals & more

Auto Protect mode: Delivers particle protection by auto-adjusting fan speed based on the sensor. Auto Protect is designed for non-medical use. For home-or-commercial healthcare use, Mini+ should be used on fan speed 3 or higher

PECO-Filter status indicator: Easily track the replacement schedule for your PECO-Filter

Ready to purify: Comes with a 6-month filter. Automatic filter refills available. See manufacturer's website

Whisper quiet: With a 39-decibel Silent Mode, Air Mini+ is sonically unobtrusive

Efficient purification: Air Mini+ uses low energy, so let it run 24/7 to help maintain fresh air

Portable: With its vegan-leather handle, Air Mini+ can be easily carried and placed anywhere in the home or business

App-enabled: Check filter status and change your device’s fan speed from your app, wherever you are