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Respirator User Notices

User Notice – a written notice provided to inform users of a condition or risk that may exist with a NIOSH-certified product.

NIOSH has reviewed and concurs with the facts in the user notice as of the date indicated on the NIOSH website.

Disclaimer: Links to non-Federal organizations do not constitute an endorsement of these organizations, their products, or programs by NIOSH and none should be inferred. NIOSH is not responsible for the content of the individual organization web pages found at these links. They are provided solely as a service to our users. A NIOSH certificate of approval is not an endorsement of the respirator by NIOSH. Such endorsements are not to be stated or implied by manufacturers in advertisements or other publicity. NIOSH certification represents that the equipment has met the requirements of Title 42, Code of Federal Regulations (CFR) Part 84.

NIOSH-Issued Notices

Archive of NIOSH-Issued Notices Prior to 2011

Notices Issued by Manufacturers

Archive of Notices Issued by Manufacturers Prior to 2011



CSE Corporation

Dräger Safety AG & Company, KGaA

Immediate Response Technologies

International Safety Instruments

Luxfer Gas Cylinders


Mine Safety Appliance (MSA)

National Fire Protection Association (NFPA)

Neutronics, Inc. (BioMarine)

North by Honeywell

Safe Life Corporation

  • Safe Life Corporation Home page

Safety Tech International, Inc.

San Huei United Company, Ltd.

SAS Safety Corporation

Scott Safety Products

Sperian Protection


U.S. Department of Transportation (DOT)

Contact Us:
  • Page last reviewed: December 10, 2014
  • Page last updated: February 17, 2015 The U.S. Government's Official Web PortalDepartment of Health and Human Services
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