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The 4000 series is a unique range of respirators with integral filters designed for effective and comfortable protection against many gases, vapours and combination particulate hazards found throughout industry.

• 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

Available:

• 3M 4251 Organic Vapour and Particulate Respirator: FFA1P2R D Gases/Vapours :10xWEL or 1000ppm whichever is lower; Particulates:10xWEL
• 3M 4255 Organic Vapour and Particulate Respirator: FFA2P3R D Gases/Vapours: 10xWEL or 5000ppm whichever is lower; Particulates: 20xWEL
• 3M 4277 Organic Vapour/Inorganic and Acid Gas/Particulate Respirator: FFABE1P3R D Gases/Vapours: 10xWEL or 1000ppm whichever is lower; Particulates:20xWEL
• 3M 4279 Organic Vapour, Inorganic and Acid Gas, Ammonia and Particulate Respirator: FFABEK1P3R D Gases/Vapours: 10xWEL or 1000ppm whichever is lower; Particulates: 20xWEL

WEL – Workplace Exposure Limit