Consumer Reports Air Purifier Ratings

Consumer Reports Air Purifier Ratings

What air purifiers do Consumer Reports rate highly? Can their rating system be trusted? We present the pros and cons of the CR rating system and what air purifiers they recommend.

Why you shouldn't buy ozone generating air purifiers

Ozone Air Purifiers: The Truth

According to expert health authorities, you should never buy ozone generating air purifiers. We tell you why.

Featured Guides

Air Purifiers & Allergies

Air Purifiers & Allergies

Do air purifiers help allergy sufferers? We give you the facts from major health authorities.

Air Purifiers & Indoor Air Pollution

Air Purifiers & Indoor Air Pollution

Find out the top sources of air pollution in your home and if air purifiers are effective at helping.

HEPA Air Purifiers

HEPA Air Purifiers

Learn how HEPA air purifiers work and what pollutants they filter. HEPA filtration is often the most effective way to clean the air.


We explain what technology is used in air purifiers and what it achieves. Some air purifier tech is actually bad for your health.

Brands GuideBrands Guide

Update: We list the major air purifier brands, what technology they use, and a database of current models along with any available ratings.

Buyer's GuideBuyer's Guide

Air purifiers are expensive and some are ineffective. The following resources bring up essential issues you should know in your search for the right product.


Bad indoor air quality can affect your health. We help you understand how air purifiers can realistically help.


Important Indoor Air Quality resources and valuable guides related to air purification.

About Air Purifier Guide

Air Purifier Guide was created to present the facts about air purifiers using the most credible studies and insights from health and science authorities like The Mayo Clinic, The New England Journal of Medicine, and the United States Environmental Protection Agency.

Responding to consumer needs for clean air, the air purifier market has grown into a massive industry. Unfortunately with market growth often comes the typical exaggerated claims from some manufacturers and distributors in an attempt to sell more products. We want consumers to be armed with all the knowledge they can in order to select a product that will truly meet their needs.

In addition to providing information on hundreds of air purifier models, Air Purifier Guide also presents the testing results from companies like Consumer Reports and the Association of Home Appliance Manufacturer’s Clean Air Delivery Rate program. We also help you understand the pros and cons of these rating systems.

We also explore the most common technology used by air purifier manufacturers to clean the air. We help you understand which technology is most effective at filtering particles, gases, and other common pollutants. We also help you understand which technology is ineffective, and in some cases, actually harmful to your health.

Finally, Air Purifier Guide helps you understand the realistic benefits of air purification technology. Some say air purifiers work wonders to cure allergy, asthma and other symptoms. Others say these units are totally ineffective. We clear the air on these issues and help you understand what these products will actually do for you and what they are currently incapable of doing.

As air purification technology advances and new units are released on the market, we will do our best to present up-to-date and accurate information here on our site.

Our hope is that the information we present here will be a help to you in your search for cleaner air and better health.