Not every room in your home has the same air quality issues, so why would you use the same purifier everywhere?

That "HEPA" label on your air purifier might not mean what you think it does, and the difference actually matters.

You have probably heard of this commonly used acronym and effective way to purify indoor air, but you may also be wondering: What exactly is a HEPA filter? HEPA stands for high efficiency particulate ...

HEPA air filters promise to take nasty things out of the air, removing cigarette smoke, pollen and other irritants. How do they do this? Appliance Science looks at how HEPA air filters work, and how ...