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Whether an air purifier has a replaceable HEPA filter, a permanent filter, or a combination of the two, it needs regular upkeep. CR walks you through how to take care of several types. Other Ways ...
Air purifiers with HEPA filtration efficiently capture particles the size of (and far smaller than) the virus that causes COVID-19, so the answer is yes. Furthermore, on October 5, 2020, the CDC ...
If you're shopping for a new air purifier or vacuum cleaner, you'll likely come across the term 'HEPA filter'. HEPA stands for 'high efficiency particulate air' [filter], and it's a standard for ...