MSA Safety Incorporated announced that its long awaited G1 Self-Contained Breathing Apparatus (SCBA) has received U.S. government approval from the National Institute for Occupational Safety and Health (NIOSH) and certification from the Safety Equipment Institute (SEI) as compliant to the 2013 Edition of the National Fire Protection Association’s (NFPA) 1981 and 1982 performance standards.

http://s7d9.scene7.com/is/content/minesafetyappliances/Literature/Corporate%20Documents/Press%20Releases/2014/G1%20Approval%20Release%20-%20EN.pdf