Respirator Policy Term Definition

a device (as a gas mask) worn over the mouth and nose to protect the respiratory system by filtering out dangerous substances (as dust or fumes) from inhaled air.

  • Air-Purifying Respirator: A respirator which cleans contaminants from the air via cartridges and/or filters before the air is inspired by the wearer. These are the most commonly used respirators and are available in half-mask, full-face or powered units.
  • Powered Air-Purifying Respirator (PAPR): An air purifying respirator that uses a blower to force the ambient air through air-purifying elements to the inlet covering.