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Pure Cool DP04 Desk fan always reports PM2.5 and PM10 Values as severe (999) : r/dyson
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How to fix a Dyson fan purifier that shows PM2.5 and PM10 as severe | Trusted Reviews
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Pure Cool DP04 Desk fan always reports PM2.5 and PM10 Values as severe (999) : r/dyson
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/cdn.vox-cdn.com/uploads/chorus_asset/file/19247594/dyson.jpg "Dyson's Pure Cryptomic air purifier is a stupidly expensive way to get formaldehyde out of your house - The Verge")
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![Dyson PM2.5 999 Always Severe [FIXED] – Geeks Hangout](https://geekshangout.com/wp-content/uploads/2020/12/IMG_4358-1.jpeg?ezimgfmt=rs:346x260/rscb3/ng:webp/ngcb3 "Dyson PM2.5 999 Always Severe [FIXED] – Geeks Hangout")
Dyson PM2.5 999 Always Severe [FIXED] – Geeks Hangout
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My Dyson TP04 is on 999 and has been for several days. I have taken the filters out, wiped them down(dry, not wet), reset the filter and nothing has helped. I am
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