Breath response type, airflow resistance test - PAPR classes HE and PAPR100.

  1. Law
  2. CFR 42
  3. Public Health
  4. Public Health Service, Department of Health and Human Services
  5. Occupational Safety and Health Research and Related Activities
  6. Approval of Respiratory Protective Devices
  7. Air-Purifying Particulate Respirators
  8. Breath response type, airflow resistance test - PAPR classes HE and PAPR100.

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§ 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.


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