Statutes, codes, and regulations
Code of Federal Regulations
Title 42 - PUBLIC HEALTHChapter I - PUBLIC HEALTH SERVICE, DEPARTMENT OF HEALTH AND HUMAN SERVICESSubchapter G - OCCUPATIONAL SAFETY AND HEALTH RESEARCH AND RELATED ACTIVITIESPart 84 - APPROVAL OF RESPIRATORY PROTECTIVE DEVICES
Subpart K - AIR-PURIFYING PARTICULATE RESPIRATORS
Section 84.178 - Breath response type, airflow resistance test-PAPR classes HE and PAPR100

42 C.F.R. § 84.178

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Current through May 31, 2024
Section 84.178 - Breath response type, airflow resistance test-PAPR classes HE and PAPR100

Resistance to airflow will be measured with a breathing machine as described in § 84.88 .

(a) Minimum inhalation resistance must be greater than zero mm of water-column height.
(b) Maximum exhalation resistance must be less than 89 mm of water-column height.

42 C.F.R. § 84.178

85 FR 20608, 4/14/2020