3M P3 Filter Pairs Bayonet Fitting System White 2135 (Pack of 20)

3M 2135 P3R Particulate Filters. Stand alone, lightweight particulate filters, Lightweight, Low breathing resistance, Bayonet fitting system ensures precise and safe locking, Versatility: can be used on all 3M 6000, 7000 and 7500 Series Half Masks and Full Face Masks, Maximum use concentration: 20xWEL (half mask) or 40xWEL (full face mask), Standard: EN143 , Approval: CE marked, Workplace Exposure Limit 1 BOX = 20 FILTERS (NOT PAIRS)