Winix C545 Air Purifier

The features a 4-stage air purification system, this unit removes 99.99% of airborne particles as small as 0.01 microns in size. Winix’s PlasmaWave® Technology may help to reduce the presence of airborne pollutants and impurities. The unit’s built-in Smart Sensors detect and monitor the quality of air in your environment and provides a visual representation of your current air quality. When in Auto Mode, the unit automatically adjusts fan speeds to ensure efficient and cost-effective cleaning. Sleep mode is automatically activated when the room is darkened, providing quiet, energy-efficient operation.

Amazing product, I havnt had any allergy issues since getting this purifier. Saw a review on the YouTube channel, project farm and we love it.. Heather. Voluntown Ct. Wed Apr 29 2026

Featuring a 4-stage air purification system, this unit removes 99.99% of airborne particles as small as 0.003 microns in size. Winix’s PlasmaWave® Technology may help to reduce the presence of airborne pollutants, allergens, and impurities. The unit’s built-in Smart Sensors detect and monitor the quality of air in your environment and provides a visual representation of your current air quality. When in Auto Mode, the unit automatically adjusts fan speeds to ensure efficient and cost-effective cleaning. Sleep mode is automatically activated when the room is darkened, providing quiet operation. The WiFi feature allows you to connect your air purifier to the Winix Smart App and monitor the air quality in your home, control your air purifier, and track filter life.

This hepa air purifier works very well. It’s quiet even when on high and takes out the cooking smells from my open kitchen. I am very happy with my purchase and would recommend getting it.. Michele. Bronx, NY. Fri Jun 12 2026

The Dyson purifier humidifier is engineered to help improve your air quality. An advanced filtration system combines a filter to remove gases and odors with a HEPA filter to capture 99.97% of particles 0.3 microns in size. Powerful Air Multiplier technology projects purified, humidified air throughout the room.

Dyson as usual makes useful, reliable devices. Has awesome features. Can control fan speed. Can use with or without water. Comes with extra water treatment packs.. Bill. West Hartford, CT. Tue Jun 23 2026

Say goodbye to stale air and hello to pure, refreshing breaths with our advanced 3-stage H13 HEPA air purifier! Designed for homes, offices, and bedrooms, it removes 99.97% of dust, Air Purifiers for Home Covers Up to 2600 Ft²,smoke, pollen, pet dander, and odors, capturing particles as tiny as 0.3 microns—so you and your loved ones breathe cleaner, healthier air every day.

Works great., My husband had allergies and his nose always was running. since I purchased the purifier he is doing so much better. Maxine. Weirton, WV. Thu Oct 22 2026

Shark NeverChange Air Purifier MAX, saves you $300 or more in filter replacement costs over 5 years*. Covers up to 1400 sq. ft., for powerful, multi-room purification. Odor Neutralizer Technology guards against odors throughout your home, releasing a fresh scent. A HEPA filter captures 99.98% of particles. *Vs. cost of replacing filters on a competitor unit over 5-year period in 300 sq ft space.

Works pretty well and is very pretty too. Not super silent tho.. Izabely. Mon Jul 20 2026

Dyson HushJet compact purifier is Dyson's most powerful, small-format purifier. Basing their design on that of jet engines, Dyson engineers developed HushJet air projection, which minimizes noise while purifying rooms of up to 203 sq ft. So, it’s compact in size yet powerfully circulates air throughout the entire room.

Very low noise,appears to clear the air of smells, pleased with my purchase. Susie48. Manchester. Thu Oct 08 2026

The Winix 1712-0089-03 Replacement Filter X2 is a complete one-year filter set. The Winix True HEPA Filter captures 99.99%* of airborne allergens including pollen, dust, smoke, pet dander, and other ultrafine particles as small as 0.003 microns. The Washable AOC Carbon Filter reduces VOCs and household odors from cooking, pets, and smoke. It is designed to catch airborne particles found indoors, which also helps prolong the True HEPA Filter life.

Great quality and fit for my needs with two birds in my home.. Ronald. Wed Aug 05 2026

The Frigidaire Air Purifier combines compact design with powerful performance, making it ideal for living rooms or large bedrooms. This unit effectively eliminates allergens, promoting easier breathing and a healthier lifestyle. With its Air Quality Monitoring Technology, you can effortlessly track your home's air quality, and its ultra-quiet operation at just 20 dBA ensures you can enjoy a peaceful, undisturbed home environment.

Wonderful. Quiet and does a great job cleaning the air.. Julia. Charlotte Hall, MD. Mon Oct 19 2026

The science of pure air is complex, but our mission is simple: to inspire a thriving life for all through pure, healthy air technology, proven by science. AirDoctor delivers the most approachable, affordable professional air purification technology on the market, so our customers can thrive in health, wellness, and life. We obsess over every detail and go the extra mile to test and earn third-party validation, so anyone who seeks it can have peace of mind that the air they breathe is as pure as the science that goes into our solutions. AirDoctorⓡ is the first affordable air purifier that not only removes particles as small as 0.003 microns but also removes odors, gases, toxic ozone, and volatile organic compounds (VOC).

Just amazing! Does the work! You know if something in the air is bad it almost immediately turns on to catch it.. Andrea. Miami Shores, FL. Sat Feb 10 2024

AirGenius 5 Air Cleaner/Odor Reducer features quiet clean advanced filtration technology that captures 99.9 percent of contaminating particles. They include both the ones you can see and the microscopic ones as small as 0.3 microns that you can't see. Air cleaner circulates the air in a large room (up to 250 sq. ft.). Offers five air cleaning levels with easy-tap touch sensitive controls. You choose from Sleep (almost silent operation), germ (for cold and flue season), genral cleaning, Allergen (for peak allergen season) or max cleaning power, depending on your air cleaning needs. Energy Star rated air cleaner uses about the same amount of electricity as a light bulb.

These air purifiers are great. Very quiet and highly effective. Easy to clean.. Roberta. Visalia, CA. Wed Apr 29 2026

Instant Air Purifier uses sophisticated technology to deliver cleaner air, giving you peace of mind. It pairs an advanced filtration system with plasma ion technology that works to remove 99.9% of the virus that causes by treated air. And the built-in sensors monitor the air quality and adjust the fan speed automatically, to work 24 hours a day, 7 days a week. The advanced filtration system includes a HEPA-13 filter with a carbon layer that captures 99.97% of dust, dander, smoke, and other ultrafine impurities in the air and helps reduce smells. Plasma ion technology projects positive and negative ions for cleaner air. Instant Air Purifier starts delivering cleaner air in minutes and completely recycles the room’s air 5 times per hour. With Instant Air Purifier, you’ll inhale cleaner air, and exhale peace of mind. And it comes from the makers of Instant Pot, with all the quality, convenience, and versatility you’ve come to expect from Instant.

The air purifier is quiet and does a great job of purifying the air. I keep it near my cats litter box. and it helps minimize the smell.. Ericka. Cleveland, OK. Mon Jun 08 2026

Add a stage of filtration to your existing Winix Air Purifier and improve your air cleaning power! The Winix Ultimate Pet Filter U replacement pack is the first line of defense against the largest particles, extending the life and efficiency of the other filters. Manufactured with Pet Owners in mind this 12-pack of replaceable filters can handle the furriest of buddies.

Great. I use my unit continuously.. Anonymous. Thu Jun 11 2026

The Dyson purifier is engineered from the ground up to evenly purify large spaces. Cone aerodynamics creates a condensed jet of air to project purified air over 32 feet. An advanced-grade filter captures allergens and 99.97% of ultrafine particles as small as 0.1 microns, while an activated carbon filter removes odors and gases.

This Dyson product is amazing. Love it. Jenkins. Worcester, MA. Tue Jul 22 2025

Our original and classic AirDoctor, now with a wifi connected app! You can now have real time air quality alerts, filter change alerts, device control and device sharing at your fingertips. The AirDoctor 3500i is powerful enough to protect the air in bedrooms, living rooms.

Great unit, really happy with it but the price of filters is getting prohibitive. Gill. Edmonton, AB. Tue Oct 13 2026

"THE SMALL AND MIGHTY CLASSIC" Our small and mighty purifier, now with a wifi connected app! You can now have real time air quality alerts, filter change alerts, device control and device sharing at your fingertips. The AirDoctor 2000 provides powerful purification for small rooms, medium/small bedrooms.

Works as it should. Gonna order another one !!. Richard. Sat Oct 26 2024

Dyson Purifier Humidify+Cool PH2 De-NOx​ purifies and hygienically humidifies the whole room. It also cools you. Hygienically removes 99.9 percent of bacteria in the water. Removes odors and gases, and continuously destroys formaldehyde. Advanced air purification captures 50% more NO₂. The fully sealed, 3-stage filter system captures 99.97% of particles as small as 0.3 microns. The whole purifier, not just the filtration system, is fully sealed to HEPA H13 grade. Air Multiplier technology projects over 77 gallons per second of smooth, yet powerful airflow. Connects to the MyDyson app to control and monitor air quality from anywhere, or hands-free with compatible voice services.

Purchased an about a month ago and so far really enjoying the tech this features. It tracks air quality instantaneously and if set on Auto will do what is the recommended settings to purify and humid right away. Only thing I wish it would do is have a 360 swivel. Otherwise, happy with the unit. Ctangcoy. Calgary, AB. Thu Sep 17 2026

Waiting on my air purifier to use the filters. Regina. Boulder Creek, CA. Tue Sep 05 2023

Lightweight Design CPAP Sleep Apnea Machine, Portable Travel Breathing Equipment with Full Accessory Kit & Travel Bag for Bedroom & On-the-Go Use

AirDoctor 2000 provides powerful purification for small rooms, medium/small bedrooms, nurseries, and home offices. It circulates the air in 305 sq. ft. 4x/hour or in 610 sq. ft. 2x/hour.

Great service. Easy and on time. Patricia. Calgary, AB. Sun May 31 2026

The dual-action Carbon/Gas Trap/VOC filters last for 6 months under normal use and reduces toxic ozone, gas, odors and VOCs volatile organic compounds. Our AIR Doctor Universal Genuine dual-action Carbon/Gas Trap/VOC filters for AirDoctor AD5000 and AD55000 last for 6 months under normal use. They capture toxic ozone, gas, odors and VOCs volatile organic compounds. These filters fit both the AirDoctor AD5000 and AD55000 units. It is part of a powerful air purification system that captures particles at 0.003 microns, which is 100 times smaller than the HEPA standard thus much more powerful than most other premium HEPA filters! The AirDoctor provides professional UltraHEPA filtration whether you are looking for home air purifiers that are superb for offices classrooms hospitals, etc. Before replacing the UltraHEPA or carbon/gas trap/VOC filter of your AirDoctor air purifier, turn off and unplug the unit from the electrical outlet and read all safety instructions and important warnings in this owner’s manual. Customers who purchased this item also purchased: AirDoctor 3500, AD3500, AD 3500, AirDoctor AD 3500, AirDoctor 5500, AirDoctor AD 5500, AirDoctor 2000, AirDoctor AD2000, AirDoctor 1000

I'm so glad the light lets us know when to change our filters. It makes it easy!. Amber B.. Mon Jul 29 2024

Why Bosch Air Purifiers? The air you breathe impacts the life you live. Concentrations of some pollutants are often 2 to 5 times higher inside than they are outside, according to the U.S. EPA. Given that most Americans spend 90% of their time indoors, having clean air at home is critical for health and well-being. This is where Bosch can help. Using innovative filtration technology, Bosch Air Purifiers are designed to remove up to 99% of impurities in the air. Whether you are dealing with dust, smog, or allergies, Bosch Air Purifiers filter the air for a cleaner, safer home. Our air purifiers come in three sizes—Air 2000, 4000, and 6000—depending on the needs and square footage of your home. With smart sensors, an automatic mode setting, and easy-to-use controls, you can breathe easy knowing that your air is filtered by Bosch. Smart Sensors Bosch's smart sensors detect pollutants and automatically adapt to the air quality and room using the Auto Mode Feature. All-in-One Filter A Bosch Air Purifier can remove over 99% of the impurities in the air with an all-in-one Pre-filter, Activated carbon filter, HEPA layer, and an additional anti-bacterial layer included with the Air 6000. Quiet Mode The Bosch Air series will reduce noise to a whisper and turn off all lights – leaving nothing to distract you from a good night’s sleep. Child Lock Once the unit is powered on, simply press and hold the power button for 3 seconds to enable the child lock feature.

AirDoctor 5500 is our most powerful and quietest purifier. It is perfect for extra large spaces, high ceilings and open concepts. Circulates the air in 1,001 sq. ft. 4x/ hour or in 2,001 sq. ft. 2x/hour.

The Windmill Air Purifier Max is a sleek, smart, and ultra-quiet air purifier designed for the modern home. With 3-in-1 True HEPA filtration and an advanced laser-based air quality sensor, it helps capture odors, smoke, VOCs, and 99.97% of harmful airborne particles (down to .3 microns) from your air. Connect the purifier to the Windmill Air app to track your Air Quality Index (AQI), set schedules, and enable extra features (like Child Lock). Two sleep modes (Whisper and White Noise), a deep-cleaning Boost mode, and a smart, auto-adjusting Eco mode make breathing clean air easier and more intuitive than ever.

Love it! It reduced dust in my bedroom and keeps air nice and fresh!. Anneliese. Richmond Va. Thu Aug 13 2026

Defend your home from pollutants with Levoit Eleva 500X Air Purifier. With system-level HEPA filtration, and DuoShield Technology, Eleva allows you to pair a long-lasting HEPA Filter with a replaceable, specialized Activated Carbon Filter to help target pet odors, cooking smoke and fumes, or lingering household smells while capturing airborne allergens. Use the VeSync app to customize settings, create schedules, and track filter life, making it easy to create a cleaner, more comfortable home.*Based on ASTM F3150-18.

This has been a great unit. I love seeing the real time AQI. Bought this to replace a base model winix. This is a powerhouse in comparison. Very happy with my purchase.. Shopper. MA. Fri Oct 16 2026

The Austin Air HealthMate® was designed to address your everyday air quality concerns. The Medical Grade HEPA technology is proven to remove up to 99% of all airborne contaminants as small as 0.1 microns. This includes viruses*, bacteria, dust, dander and allergens. The carbon blend used in this filter will also effectively remove chemicals, gases and odors. The Austin Air HealthMate will significantly improve the quality of air in your home.

There was a bit of dirt on the cover and one of the screws seems like it was screwed in improperly bug the unit has been functioning well.. Hussein. Scarborough, ON. Tue Dec 26 2023

Small but mighty, the Bosch Air 1000 goes wherever you go. For an Air Purifier compact enough to rest on your nightstand, desk, or dresser, look no further than the Bosch Air 1000. Capable of filtering the air in spaces up to 500 sq. ft. at 70 CFM, the Bosch Air 500 Air Purifier is an ideal solution for small rooms such as dorm rooms or home offices. The Bosch 1000 is designed to remove over 99% of particles such as pollen, bacteria, viruses, smoke, dust, dander, and odors. Its LED backlit interface offers easy operation while it’s smart sensor automatically adapts to changing air conditions and room sizes. Breathe easy knowing that your air is being filtered by Bosch.

DOES NOT MEET CALIFORNIA AIR CLEANER REGULATION REQUIREMENTS: CANNOT BE SHIPPED TO CALIFORNIA. Advanced filtration features: to ensure complete decontamination, the unit features multiple levels of filtration—all designed to make you breathe easier. Hepa filter – traps small particles like dust, dander, and mites with the same power and efficiency as those used in hospitals Pre-filter – captures larger particles like hair and fabric, keeping the HEPA filter clear for more advanced filtration to occur Tio2 photo-catalytic filter – works with the UV lamp to release electrons into the air, effectively destroying pollutants Uv germicidal lamp – ultraviolet technology deodorizes the space while sterilizing mold, mildew, and bacterium Ozone ceramic plates – generate ozone for sanitation and ambiance; easily remove from the unit for cleaning Fan grill – captures larger airborne particles, protects the interior system, and prevents accidental injury

love it works great so far had to read the booklet a few times to understand the process. but once comprehended all went great.. Frank. FL. Wed Nov 02 2022

Dyson Purifier Cool PC1 delivers whole-room purification and powerful cooling. The fully sealed filter system captures 99.97percent of microscopic allergens and pollutants as small as 0.3 microns. The whole purifier, not just the filtration system, is fully sealed to HEPA H13 grade. Air Multiplier technology projects over 76 gallons per second of smooth, yet powerful airflow. Connects to the MyDyson app to control and monitor air quality from anywhere, or hands-free with compatible voice services.

Love the quality, Design and effect this item has on my health specially at night.. Mario. Midland Texas. Mon Sep 28 2026

Keep your home air clean and fresh with the AIRPLUS Air Purifier. The 3-in-1 HEPA filter captures dust, smoke, pet dander, and odors, while the washable pre-filter extends filter life and simplifies maintenance. Ultra-quiet Sleep Mode ensures peaceful nights, and auto mode with child lock makes operation effortless. Use genuine AIRPLUS filters for optimal performance and long-lasting air cleaning.

So far I love it and it’s quiet and wind is strong... Anonymous. Thu Oct 08 2026