Exhalation valve leakage test; minimum requirements.

  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. Chemical Cartridge Respirators
  8. Exhalation valve leakage test; minimum requirements.

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§ 84.204 Exhalation valve leakage test; minimum requirements.

(a) Dry exhalation valves and valve seats will be subjected to a suction of 25 mm. water-column height while in a normal operating position.

(b) Leakage between the valve and valve seat shall not exceed 30 milliliters per minute.


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