3M offers high quality respirators for welding and other metal fume environments. Our filtering facepiece respirators are compatible with welding hoods, face shields and safety glasses. 3M technologies, described below, provide for better performance in welding and related functions. Well suited for those who want NIOSH's highest rated filtration efficiency in a maintenance free respirator. It provides a minimum filter efficiency of 99.97% against non-oil based particles. This respirator is an excellent choice for lead abatement, pharmaceutical manufacturing, welding, metal pouring and work involving OSHA substance specific particle exposures in concentrations up to 10 x the OSHA PEL, excluding asbestos. It features the 3M™ Cool Flow™ Exhalation Valve, comfortable faceseal, adjustable straps, and lightweight construction. Free standard ground shipping within contiguous U.S. Availability: Usually ships the next business day. MMM8233$7.73 All prices shown are in U.S. Dollars The Cyberweld® name, logo and the slogan "Weld with your mouse"® are registered service marks of: J.W. Goodliffe & Son, Inc. 1900 E. Elizabeth Ave. P.O. Box 4370 Linden, NJ 07036 (800) 419-0580 FAX (908) 486-9366 Phone answered live M-F 8:00am to 4:30pm EDT © 2000 - 2008. All rights reserved.