Does KF80 mask filter out ultrafine dust?

kf80 mask ultrafine-dust

Among the masks sold, the KF80 mask was cheaper.

I was wondering if I could filter ultrafine dust with this

KF94

651 2018-04-02 Gentleman

A. 1

you can use it as a mask for ultrafine dust

Gentleman 7 years ago 0

A. 2

KF80 means you can skip 80%
KF94 means you can skip 94%
It's about which one can filter better. KF80 doesn't mean it doesn't work at all or KF94 doesn't make it 100%

Gentleman 7 years ago 0

A. 3

Oh, that's what it means. Thank you for your answer.

Gentleman 7 years ago 0

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