Welding cartridge SR 84 is intended for use with Sundström’s full face mask SR 200 or compressed air mask SR 200 Airline. This combination protects against harmful gases, radiation and splashes during welding, cutting, grinding and similar work. The combination has a practical design for when working in confined and hard-to-reach spaces. SR 84 includes polycarbonate protective glass. Before use, a welding glass of suitable density must be mounted in the welding cartridge. The glass must be CE-marked and of standard size 60 x 110 mm.