An Air Purifying Respirator (APR) is a protective device designed to safeguard individuals from inhaling harmful airborne particles, gases, or vapors. This type of respirator uses filters, cartridges, or canisters to clean ambient air by removing contaminants before the user breathes it in. APRs are commonly employed in environments with hazardous dust, smoke, chemicals, or infectious... https://eastwindsafety.com/product-category/air-purified-respirators/