I purchased a full face respirator with p100 filters (99.97% filtration effectiveness compared to N95/KN94 ~95% effectiveness) a

I’m no expert. But may I point out that the guys at r/masksforeveryone regularly insist that the mask fit is way more important than the filtration level, and they make a good case. Here’s a video that often gets shared

Obviously take what we’re saying with a grain of salt, as we’re not medical professionals.