Respirator Trusted-Source Information
Section 3: Ancillary Respirator Information
The following resources may also be helpful:
- A series of questions in the NIOSH Respirator Selection Logic Sequence that will allow you to determine the appropriate class of respirator to use.
- The NIOSH Trusted-Source web pagefor more information on everything about respirators.
- Frequently Asked Questions (FAQs) on Respiratory Protection Program.
- OSHA Respirator Types Videoexternal icon.
You should only wear the specific brand, model, and size respirators you wore during successful fit tests. [Note: respirator sizing is variable and not standardized across models or brands. For example, a medium in one model may not offer the same fit as a different manufacturer’s medium model.]