Description
RAE Systems Porous Metal Filter 490 0047 005 NIOSH BWC2 M50200 2 Year CO 50 200 FIXED GAS DETECTORS Size:32 x 32 PET01 S042CA00 Common regulatory references 29 BWC2 M50200 2 Year CO 50 200 Full face pieces must be quantitatively fit tested to claim assigned protection factor above 10 in negative pressure mode