Respirator Trusted-Source Information
Section 3: Ancillary Respirator Information
Frequently Asked Questions and Answers about respirators, the Science behind Respirator Function and Performance, and a listing of all NIOSH-approved and FDA-cleared surgical N95 respirators.
Frequently Asked Questions
Filtering out Confusion: Frequently Asked Questions about Respiratory Protection, Respirator Reuse and Extended Use
DHHS (NIOSH) Publication No. 2018-128 (April 2018)
Filtering out Confusion: Frequently Asked Questions about Respiratory Protection, Fit Testing
DHHS (NIOSH) Publication No. 2018-129 (April 2018)
Filtering out Confusion: Frequently Asked Questions about Respiratory Protection, User Seal Check
DHHS (NIOSH) Publication No. 2018-130 (April 2018)
Page last reviewed: January 29, 2018
Content source: National Institute for Occupational Safety and Health