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Earl Sacerdoti says: How long does a typical N95 mask last, before it comes overly contaminated and no longer effective at filtering particles? August 30, 2022 at 9:46 pm Reply
Abbey Y says: Hello Earl, for typical N95 masks, it is effective for 8 hours. September 5, 2022 at 10:20 pm Reply
Thank you very much for the clarification.
How long does a typical N95 mask last, before it comes overly contaminated and no longer effective at filtering particles?
Hello Earl, for typical N95 masks, it is effective for 8 hours.