The Best Air Purifier Is A $150 DIY Option

The Corsi-Rosenthal box is the best air purifier we've tested—and it's one we built ourselves. We're saying that having tested 26 in total. Just how can this ugly, loud, extremely DIY box of filters be the BEST air purifier when we've got some sleek Dysons, portable Levoits, and much prettier, cooler boxes of filters?

Chapters:
00:00 Intro
00:37 What is a Corsi-Rosenthal Box?
04:40 How We Test Air Purifiers
07:35 Air Purifiers In Action
08:45 Conclusion

For more details about our testing process, check out our article:
https://www.rtings.com/air-purifier/l...

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