3M 4251 Reusable Half Mask Respirator

3M 4251 Reusable Half Mask Respirator The 3M 4251 is a reusable half face respirator that protects the user from breathing in hazardous vapors and particles. It is a maintenance free mask so once the filters become clogged you would throw it away and get a new one. It&ideal for painting and decorating or working with asbestos. The mask can be worn comfortably with glasses and the exhale valve blows air away from the face preventing glasses from steaming up. Please comment, rate and subscribe for more. Follow me on Facebook and Twitter for updates: