3M 4251 Respirator Face Mask is a Protective mask suitable for worker protection against many gases, organic vapors and dangerous combinations of fine dust; no need for maintenance.
The professional respirator 3M™ 4251 is a Personal protective equipment PPE Safety Solution featuring: low profile design for better peripheral vision; soft, non-allergenic material with textured face seal; 2 activated carbon filters and dust-proof polypropylene; exhalation valve centrally positioned to reduce the internal heat and humidity; adjustable head cradle and easy to fasten neck straps. Protective Masks and Respirators can be used until damaged, particulate filters clog, gas filters become saturated or after one month.