3M 7000126025 is a half facepiece respirator suitable for protection against gas and vapours. It is maintenance-free and compatible with 3M PAPR systems. This product is not compatible with 3M Supplied Air Systems and does not include any accessories or a clip-on welding shield. It does not offer enhanced comfort and does not feature a cool flow exhalation valve. The mask is made of thermoplastic elastomer (TPE) and comes in a small size with a four-point harness. It offers good protection against chlorine, chlorine dioxide, hydrogen chloride, hydrogen fluoride, hydrogen sulfide, organic vapor, and sulfur dioxide. The NIOSH approval number for this respirator is TC-23C-865. It comes with an assigned protection factor of 10 and includes a yellow NIOSH cartridge or filter assigned color coding. The mask can be adjusted with buckle straps and has a faceseal for a secure fit.