Arkansas HVACR NewsMagazine May 2020

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Filtering Facepiece Respirator Classes ” . It appears to be a good comparison analysis. Of course 3M is a good American company and, according to CNN, many Chinese companies are knocking off face mask products causing import difficulties for even good companies. It is anticipated that wearing a face mask may be recommended for many months to come so it behooves our industry to become informed buyers.

So What ’ s the Difference in Masks? People are wearing all kinds of “craz y ” looking masks these days. Some have patterns and some can even be ordered with your company logo; so, it might be good to know the effectiveness of them. The following was downloaded from the 3M Technical Bulletin, “ Comparison of FFP2, KN95, and N95 and Other