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The National Personal Protective Technology Laboratory (NPPTL)


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The Respiratory Protection Information Trusted Source										Related Pages
					Frequently Asked Questions about Respiratory Protection
Can’t find the answer you are looking for? NIOSH provides some of our most frequently asked questions about respiratory protection and NIOSH approval to help you out. If you can’t find your answer here, send us your question through our Contact Us page.Respirator FAQsThese FAQs answer general questions pertaining to respirators, selection, use, training, etc.
Learn MoreFit Test FAQsThese FAQs are specific to respirator fit testing, user seal checks, and medical evaluations.
Learn MoreNIOSH Approval FAQsThese FAQs answer general questions relating to the NIOSH approval (e.g., how to apply, identifying NIOSH-approved respirators, and counterfeit respirators).
Learn MoreHealthcare Setting Specific FAQsThese FAQs answer general questions pertaining to respirator use in healthcare settings.
Learn More**Resources****PPE Infographics**
Infographic icon**NIOSH Certified Equipment List**
Computer search icon**NIOSH Counterfeit Respirators / Misrepresentation of NIOSH Approval**
Counterfeit respirator icon**PPE Fact Sheets**
Fact sheet icon**NIOSH Science Blogs (Respirator Specific)**
Blog icon**Healthcare Respiratory Protection Resources**
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						Page last reviewed:  September 3, 2021					Content source: 	National Institute for Occupational Safety and Health homeNPPTL
What’s New on the NPPTL Websiteplus icon
NPPTL What’s New Archives
A to Z Index
Respiratory Protection Videos
Resources for Mine Workers
Resources for Emergency Responders
Respirator Approval Programplus icon
Respirator Approval Information
Respirator Standards
Respirator User Notices
Resources and Technical Support
Post-market Evaluations
Respirator Assessments to Support COVID-19 Responseplus icon
Beyond Shelf Life/Stockpiled Assessment Results
International Assessment Results
Decontaminated Assessment Results
Non-NIOSH Approved Innovative Filtering Facepiece Respirator Assessment Results
Protective Clothing and Ensembles
Personal Protective Technology Program
NIOSH Respiratory Protection Week 2023
NPPTL Infographics
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Healthcare Respiratory Protection Resourceplus icon
Policies and Procedures
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Support for Firefighter Personal Protective Equipmentplus icon
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Resources
Considerations for Selecting Protective Clothing
NPPTL Participation in Standard Development Committees
Respiratory Protection Information Trusted Sourceplus icon
Types of Respiratory Protection
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Frequently Asked Questionsplus icon
Respirator FAQs
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Approved Particulate Filtering Facepiece Respirators
Certified Equipment List (CEL)
PPE CASE Reports
Respirator User Notices
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Archived Meetings and Conferences
Conformity Assessment Notices and Letters to Respirator Manufacturers and Interested Parties
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