3M 4000 Series Maintenance Free Half Masks
- Lightweight design
- Provides protection from vapour and particulate respirators
- Ready to use
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3M's 4000 Series Maintenance Free Half Masks provide highly effective and comfortable protection from a variety of vapour and particle hazards. With a lightweight design, the Maintenance Free Half Mask features an adjustable head cradle and easy to fasten neck straps, ensuring optimum comfort
3M4251+ (FFA1P2 R D filter) protects against organic vapours, with a boiling point greater than 65 °C, up to 10 x Occupational Exposure Limit (OEL) or 1000 ppm (whichever is lower), and 10 x OEL for particulates
3M4255+ (FFA2P 3 R D filter) protects against organic vapours with a boiling point greater than 65 °C, up to 10 x OEL or 5000 ppm (whichever is lower), and 20 x OEL for particulates
3M4277+ (FFABE1P3 R D filter) provides protection against organic vapours with a boiling point greater than 65 °C, inorganic vapours, and acid gases up to 10 x OEL or 1000 ppm (whichever is lower) and 50 x OEL for particulates
3M4279+ (FFABEK1P3 R D filter) provides protection against organic vapours with a boiling point greater than 65 °C, inorganic vapours, and acid gases and ammonia up to 10 X OEL or 1000 ppm (whichever is lower) and 50 x OEL for particulates