1. LawStack
  2. Title 42 - Public Health
  3. Chapter I - PUBLIC HEALTH SERVICE, DEPARTMENT OF HEALTH AND HUMAN SERVICES
  4. Subchapter G - OCCUPATIONAL SAFETY AND HEALTH RESEARCH AND RELATED ACTIVITIES
  5. Part 84 - APPROVAL OF RESPIRATORY PROTECTIVE DEVICES
  6. Subpart H - Self-Contained Breathing Apparatus
  7. 42 CFR § 84.77
42 CFR § 84.77
Inhalation and exhalation valves; minimum requirements
June 11, 2020
CFR

(a) Inhalation and exhalation valves shall be provided where necessary and protected against damage and distortion.

(b) Exhalation valves shall be—

(1) Protected against external influence; and

(2) Designed and constructed to prevent inward leakage of contaminated air.

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§ 84.76 Facepieces; eyepieces; minimum requirements
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