The Ecoself air purifier now is available for as low as $69 which is a whopping 65% reduction from its usual price of $199. That’s already a record-low price but if you use the $15 coupon that’s ...

HEPA filters are common in air purifiers and vacuums. Here's more on what they do, and whether they're worth prioritizing in the appliance you're shopping for.

The Breezome HEPA Air Purifier is now just $36 at Walmart (regularly $110.) It's ozone-free, compact and portable. You can ...

The HEPA filter, meanwhile, captures 99.97% of airborne particles that are as small as 0.1 microns (that’s smaller than the typical 0.3 microns combated by filters in this price range).

The Kenmore 850e air purifier may be inexpensive, but it still uses a HEPA 13 filter to remove contaminants from the air. In testing, we found that it was effective in small- and medium-sized ...

For the uninitiated, air purifiers work by pulling air through a series of filters—typically a HEPA filter, which captures 99.97% of particles as small as 0.3 microns (think: pollen, dust ...

That is why the deal on the Dyson Purifier Cool TP10 (1st gen) at Amazon is so good: For a limited time, you can have this ...

For very small rooms or offices ... It uses a pre-filter, an activated carbon filter, and a True HEPA filter that captures the tiniest of particles. You can wash the pre-filter, though the ...

For a budget option, consider the Lasko LP300 HEPA Tower Air Purifier. It's well under $100 with low filter replacement costs, though it's most efficient for small rooms. Learn more about how ...

The HEPA filter itself was tight ... I noticed this in my own testing at home, though it was only ever a small increase, and my air-quality monitor never flagged a risky level of pollution.