The 4 best air purifiers we tested in 2021

Table of Contents: Masthead Sticky
An air purifier can help clean your indoor air of pollutants, dust, and smoke.
We tested and researched more than 26 air purifiers to determine the best for your needs and budget.
The Honeywell PowerPlus Air Purifier did the best in our air purifying tests and has a high CADR.
According to the Asthma and Allergy Foundation of America (AAFA), we spend 90% of our time indoors, and our indoor environment can have all sorts of allergens and other irritants. That in