![]() |
Code of Federal Regulations (Last Updated: July 5, 2024) |
![]() |
Title 42 - Public Health |
![]() |
Chapter I - Public Health Service, Department of Health and Human Services |
![]() |
SubChapter G - Occupational Safety and Health Research and Related Activities |
![]() |
Part 84 - Approval of Respiratory Protective Devices |
![]() |
Subpart J - Supplied-Air Respirators |
§ 84.140 - Air velocity and noise levels; hoods and helmets; minimum requirements.
Latest version.
-
§ 84.140 Air velocity and noise levels; hoods and helmets; minimum requirements.
Noise levels generated by the respirator will be measured inside the hood or helmet at maximum airflow obtainable within pressure and hose length requirements and shall not exceed 80 dBA.