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The National Personal Protective Technology Laboratory (NPPTL)








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				Respirator User Notices Issued by Manufacturers and Industry Partners						Print
																Related Pages
										**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**.*Manufacturers3M
	3M Occupational Health & Environmental Safety Home Page
3M Safety Product Notifications and Advisories
June 2023 – 3MTM VersafloTM V-Series Air Control Valves Relevant Part Numbers: V-300 and V-350
July 2022 – Potential for Reduced Service Life for the 3MTM VersafloTM TR-6590N Multi-Gas/HE Cartridge
September 2, 2016 – Recall of selected lots of 3MTM Versaflo TR-600 Series Cartridges
November 19, 2009 – User Advisory Notice for 3M Air-Mate Airflow Indicator3M Scott Fire & Safety (formerly Scott Safety Products)
	3M Scott Fire & Safety Home page
December 2023 – 3M Scott Cylinder and Valve Assemblies experiencing leakage when valve handwheel is initially opened
July 2023 – HUD setpoint User Safety Notice
April 2023 – User Safety Notice:  Universal Breathing Safety System (UEBSS) and Emergency Breathing Safety System (EBSS) accessory hoses may have incorrectly crimped hose connections
March 2023 – User Safety Notice: Additional E-Z Flo+ Mask Mounted Regulators (MMR) shipped with missing mounting latch screws **(update to the December 2022 User Safety Notice)**
January 2023 – User Safety Notice for 3M Scott C420 Air-Purifying Respirator (PAPR) Blowers
December 2022 – User Safety Notice for E-Z Flo+ Mask Mounted Regulators (MMR) **(see related March 2023 notice for additional information)**
November 2022 – User Safety Notice for Air-Pak X3 Pro SCBA Pak-Alert Sensor Modules
May 20, 2022 – Mislabeled 3MTM ScottTM 7422-SD1 Multipurpose/P100 Cartridge
May 2022 – User Safety Notice SN052022 for 3MTM ScottTM Air-PakTM X3, Air-PakTM X3 Pro, and X3-21 Pro Self-Contained Breathing Apparatus Pressure Reducers
December 16, 2019 – User Bulletin: Potential for ice formation during SCBA use in cold weather
February 11, 2016 – PAPRs using Scott Branded C420 Blower Part Number 200699-01
User Notice – Users of Scott Air-Purifying Respirators with 7422-BA1 and 7422-BD1 Cartridges
June 26, 2009 – Important Safety Notice Concerning Scott ELSA 5, 10, 15, and 5HF Escape Respirators
May 20, 2009 – Concerning SCOTT EZ Flo II CBRN Regulators
December 15, 2008 – Scott Safety Notice concerning HUD Quick Disconnect for SCOTT® AIR-PAK® 50, AIR-PAK 75, NxG2, and NxG7 SCBA
March 11, 2008 – Concerning Scott AV 3000 Facepieces
February 29, 2008 – Scott EZ Flo and EZ Flo II CBRN Regulators
March 02, 2007 – Air Purifying MPC Plus Cartridges
October 30, 2006 – Low pressure hoses on Scott Air-PAK Fifty and NxG2 Self Contained Breathing Apparatuses
March 6, 2006 – Luxfer Carbon Fiber Composite Cylinders
April 20, 2005 – Scott AV-3000 FacepiecesAdvoque Safeguard
	Advoque Safeguard Home page
August 5, 2022 — Status – Advoque Safeguard N95 Particulate Filtering Respirator – NIOSH TC-84A-9284
October 11, 2021 — User Notice #2: ASG100 Selected Small Lot Numbers
September 17, 2021 — User Notice #1: ASG100 Selected Small Lot Numbers
September 11, 2020 — Approval status of N95 model number ADV001 with NIOSH approval number TC-84A-PH02AirBoss Defense
	(Formally Immediate Response Technologies)
AirBoss Defense Home page
AirBoss Defense Technologies News
August 24, 2023 – FlexAir PAPR Update Regarding Use at High Altitudes
April 2023 – User Notice:  FlexAir Powered Air-Purifying Respirator (PAPR) Storage Battery Considerations

April 3, 2023 – User notice for the return of AirBoss and other NIOSH Approval Holders’ C420 PAPR blower units
June 20, 2022 – Regarding Flexair Powered Air Purifying Respirators (Paprs) Produced during Public Health Emergency and Distributed Throughout the United States in 2020
Cartridges
User Notice: Users of Powered Air-Purifying Respirators Using Immediate Response Technologies Manufactured C420 Blower Part Numbers M-60031-001 and 4056916ALG Health
	August 16, 2021—Temporary Stop Sale Effective 8/16/2021
July 15, 2021—Non-conforming NIOSH Approved ProductAOK Tooling Limited
	AOK Tooling Limited Home page
April 18, 2022 — Notice of stop sales, use and return of pattern mask model 20190029-S and 20190029-M N95 respirators (TC-84A-9286)Avon Protection
	Avon Protection Home page
January 2018 – Technical Bulletin: CGA Cylinder Valve Plug Replacement 092.061.00BYD Precision Manufacture Company, Ltd.
	BYD Precision Manufacture Company, Ltd Home page
July 27, 2021— Field Action Customer Notification for Certain Units of Model DE2322 N95 Respirator
June 23, 2020 — User Notice to validate the NIOSH-approved BYD model DE2322 N95Bullard
	Bullard Home page
Bullard Respiratory Protection Downloads
Maintenance of Battery Packs for Bullard Powered Air-Purifying Respirators (PAPRs)
February 28, 2012 – Respiratory Users Bulletin Regarding DC5040X Series Dual Cool TubeCSE Corporation
	CSE Home page
Media Information (includes user notices)
May 10, 2010 – CSE updated user notice regarding ongoing investigation SR-100 oxygen cylinderDräger Safety AG & Company, KGaA
	Dräger Safety AG & Company, KGaA Home pageHoneywell Safety Products
	Honeywell Safety Products Home Page
Product Press Releases
January 18, 2023 – Market Action Notice – PAPR Cartridges SKUs PA7DEHE and PA7OVAGHE
December 20, 2022 – Mandatory Stop Use Notice – PAPR Cartridges SKUs PA7DEHE and PA7OVAGHE
June 21, 2016 – Safety Notice: All U.S. and Canadian Users and Distributors of the Following Honeywell Respiratory Products: TITANTM, Panther, Cougar and PUMA SCBAs; 5-minute and 10-minute EBAs; 5-minute, 10-minute and 15-minute Hip-Pac Pressure Demand SARs with Escape Cylinders; and All Spare Cylinders for the Aforementioned Products
May 11, 2016 – SCBA equipped with Rapid Intervention Crew/Company Air ConnectionImmediate Response Technologies
	Please refer to the AirBoss Defense tab above.International Safety Instruments
	International Safety Instruments Home page
May 29, 2009 – Technical Bulletin For Viking, Frontier, ARAP and Z3000/Z3100 ProductsInterspiro
	Interspiro Home page
July 15, 2016 – Rapid Intervention Crew Universal Air ConnectionLouis M. Gerson Company, Inc.
	Louis M. Gerson Company, Inc.
October 16, 2023 – Recall Notice for Gerson G71 P100 OV Cartridges Produced Between 11/22/2021 and 11/23/2021Luxfer Gas Cylinders
	Luxfer Gas Cylinders Home page
Luxfer Gas Cylinders Press ReleasesMakrite
	Makrite Home page
August 5, 2014 – Improper Use of Makrite TC NumbersMasprot S.C., El. LTDA
	Masprot S.C., El. LTDA Home page
November 2023 – Voluntary Stop Sales of NIOSH Certified ProductsMSA Innovation, LLC
	Mine Safety and Health Administration (MSHA) Home page
December 2023 – Safety Alert, Visually Inspect Ocenco M20.3Neutronics, Inc. (BioMarine)
	Neutonics, Inc. Home Page
BioMarine Technical Service Bulletin home page
January 6, 2012 – BIOPAK 240R Product Notice Concerning Lower Housing Sharp Edge Contacting Diaphragm
April 16, 2010 – Technical Service Bulletin BioPak 240rO&M Halyard, Inc.
	O&M Halyard, Inc. Home Page
September 29, 2023 – User Notice Regarding Certain Surgical N95 Respirators (**update to the April 21 2023 User Notice**)Ocenco, Inc.
	Ocenco, Inc. Home page
January 2024 – Ocenco M-20.3 SCSR (Self-Contained Self-Rescuers (SCSR)/Emergency Escape Breathing Devices (EEBD) may be producing elevated inspired carbon dioxide and wet bulb temperature levels
December 2023 – Visually Inspect Ocenco M20.3 – Safety Alert
June 2023 – User Notice:  M-20-3 CCER EEBD Low Pressure Gauge ReadingsSafe Life Corporation
	Safe Life Corporation Home page
March 8, 2010 **–** Safe Life Corporation releases the following statement regarding our NIOSH-certified respirators A430 (84A-5161), A450 (84A-5162), T-5000 (84A-4110), and T-5000V (84A-4234), which are treated with Triosyn T50 powderSafety Tech International, Inc.
	Safety Tech International, Inc. Home page
February 22, 2007 – Technical Bulletin regarding M95 CartridgesSan Huei United Company, Ltd.
	San Huei United Company, Ltd. Home page
June 28, 2010 – Safety Notice concerning the DM-1810 N95 Particulate RespiratorSAS Safety Corporation
	SAS Safety Corporation Home page
SAS Technical Bulletins
March 02, 2007 – SAS Safety Corporation has identified potential non-conformance with the Bandit RespiratorShanghai Dasheng Health Products Manufacture Co., Ltd.
	Shanghai Dasheng Health Products Manufacture Co., Ltd. Home page
December 18, 2020—Recall notice for selected lots of DUKALTM N95 respirator- surgical maskSperian Protection
	Sperian Protection Home page
Sperian Respiratory Protection Safety and Information Notices
October 11, 2010 – Safety Notice concerning the Warrior SCBA equipped with IntelliPASS Personal Alert Safety System (PASS)
August 2, 2010 – Compass Safety Notice Change Aug. 2010
March 02, 201
December 09, 2008 – Technical Bulletin for approval label misprint on Panther and Cougar/Puma SCBA
December 02, 2008 – Important safety notice concerning SPERIAN Warrior SCBA Heads-Up Display (HUD) Cable ConnectionSurvivair
	Survivair Home Page
Safety Products Press Releases
Survivair Safety Notices
June 16, 2006 – Air Klic and Nozzle Safety Notice – Survivair Panther TwentyTwenty Plus® Respirators
May 3, 2006 – Luxfer Cylinder
May 2, 2006 – Survivair acid gas, multi-contaminant, multi-contaminant / P100, Hydrogen Chloride Cartridges manufactured in 2002
March 1, 2006 – Survivair SCBA Cylinder Valve
August 24, 2005 – Wilson and Survivair model P95 filter pads
June 14, 2005 – Pro-TechSuzhou Sanical Protective Product Manufacturing
	Suzhou Sanical Protective Product Manufacturing Co., Ltd. Home page
October 2023 – User Safety NoticeIndustry PartnersMine Safety and Health Administration (MSHA)
	Mine Safety and Health Administration (MSHA) Home page
December 2023 – Safety Alert, Visually Inspect Ocenco M20.3National Fire Protection Association (NFPA)
	NFPA Home page
July 2, 2012 – SCBA Facepiece Lenses May Undergo Thermal Degradation when Exposed to Intense Heat
To report any PASS malfunctions and other problems with PASS functioning to NIOSH NPPTL, send an email to: NPPTL_PASS@CDC.GOV Please review the PASS Information Document and provide the contact information listed before submitting your request.
December 6, 2005 – Pass Alarm signals can fail at high temperatures.
To report any PASS malfunctions and other problems with PASS functioning to NIOSH NPPTL, send an email to: NPPTL_PASS@CDC.GOV Please review the PASS Information Document and provide the contact information listed before submitting your request.U.S. Department of Transportation (DOT)
	DOT Safety Advisory Notices
DOT Safety Alerts
May 1, 2006 – Safety Advisory: Manufacturing, Marking, and Sale of Untested Compressed Gas Cylinders
(relates to some cylinders made by Luxfer used in Scott, MSA, Survivair, and Dräger self-contained breathing apparatus)
							
					
							Last Reviewed:  January 18, 2024						Source: 	National Institute for Occupational Safety and Health
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