GBP 57 ​ Series 4000 half-face masks with integral filters The maintenance-free dust masks with integral filter element (not replaceable) provide effective protection against many common gases, vapours and particles in the industrial environment. New improved design. The series 4000 masks are very comfortable to wear and can be used immediately. On saturation, the filters should be disposed of. Standard: EN 405:2001+A1:2009 Application: For handling organic solvents, adhesives, and toxic dusts. Size 4277 – Special mask for all work in which various gases and vapours occur in combination, such as acid gases, organic and inorganic vapours. Size 4279 – Special mask for all work in which various gases and vapours occur in combination, such as acid gases, organic and inorganic vapours, ammonia. Size 4251; 4255 – Paint spraying mask, optimised for gases and vapours when applying adhesives, paint spraying and varnishing. 09 7211 Type 4251 4255 4277 4279 Half-face mask with integral filters 09 7211 04M eShop eShop ■ eShop eShop ■ Series 4000 Manufacturer‘s designation 4251+ 4255+ 4277+ 4279+ Protection level A1P2RD A2P3RD ABE1P3RD ABEK1P3RD 142