3M 4277 FFABE1P3RD RESPIRATOR

3M 4277 Maintenance Free Gas/Vapour and Particulate Respirator , Maintenance free design for maximum safety and simplicity , No maintenance records are required if disposed of within one month , Replace after 28 days or when damaged, breathing resistance increases or breakthrough occurs, whichever occurs first , 2 large bonded carbon filters for low breathing resistance , Low profile design for better peripheral vision , Low resistance parabolic valve to reduce heat build-up , Soft/Non-allergenic face piece material , Lightweight and well balanced design , Cradle head harness , Easy to fasten neck strap , Standard:EN405:2001  , Approval: CE marked 3M 4277 Organic Vapour/Inorganic and Acid Gas/Particulate Respirator: FFABE1P3R D  , Gases/Vapours: 10xWEL or 1000ppm whichever is lower; , Particulates:20xWEL