These 3M™ 6000 Series Gas and Vapour Filters are the 6059 Class ABEK1 filters designed specifically for organic vapours, inorganic and acid gases and ammonia. The 6059 ABEK1 gas and vapour filter employ a counter-balanced, streamlined design to minimise the feeling of weight and therefore improve comfort. The positioning of the filters ensures an excellent field of vision. Features and Benefits • Gas and Vapour Filter 6059 offers ABEK1 protection against organic vapours (boiling point above 65%) inorganic vapours, acid gases, ammonia and its derivatives • Lightweight, low breathing resistance, well balanced when fitted to mask • Provides excellent field of vision as a result of the unique trapezoidal shape • Filters can be used on all 3M™ Half and Full Face Masks fitted with a bayonet connections system • Bayonet fitting allows filters to be clicked into place for ease of fitting • Type 5 - Hazardous Particulate Protection - EN ISO 13982 • Type 6 - Liquid Splash Protection - EN 13034 +A1m chemicals, and can be flame retardant Pack of 2