3M Acid Gas Cartridge Oxygen Therapy NIOSH approved for negative pressure

NIOSH approved for negative pressure air purifying and supplied air dual airline applications

lightweight thermoplastic housing

Re-usable D-ring assembly

high-quality face cushioning and padded temple tips offer all-day comfort

3M Acid Gas Cartridge Oxygen Therapy NIOSH approved for negative pressureUse in a variety of applications including chemical manufacturing, glass etching, pulp and paper, and laboratories. When properly fitted, helps provide respiratory protection from chlorine, hydrogen chloride, sulfur dioxide, or chlorine dioxide, or hydrogen sulfide at concentrations up to 10 times the Permissible Exposure Limit (PEL) with half facepieces or 50 times PEL with full facepieces. Full facepieces must be quantitatively fit tested to claim