The large lens provides excellent visibility with a wide field of vision. With an exceptionally comfortable fit, no other respirator will be more acceptable in your workplace. The 6000 Series full face is used with twin light weight filters, one each side of the facepiece. These filters, once again, use the 3M bayonet attachment system. The 6000 Series full face is compatible with the 3M S-200 Supplied-Air System. Approval: EN 136 (Class 1). Filters are sold seperately, see stock numbers A26110 to A26122