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 J - Supplied-Air Respirators
  7. 42 CFR § 84.147
42 CFR § 84.147
Type B supplied-air respirator; minimum requirements
June 11, 2020
CFR

No Type B supplied-air respirator shall be approved for use with a blower or with connection to an air supply device at positive pressures.

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§ 84.146 Method of measuring the power and torque required to operate blowers
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§ 84.148 Type C supplied-air respirator, continuous flow class; minimum requirements

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