Quote:
Originally Posted by patssle
As somebody in the air cleaning industry - that mask does not specify the filter type nor what micron level it filters down to.
I'm sure it filters a lot of the bad stuff out but can't say how well it would protect you. Ideally you want a HEPA filter respirator that filters down to .3 microns or so.
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NIOSH N100 and HEPA are essentially equivalent. That mask is totally adequate.