3M™ 4255 Maintenance Free Half Mask Respirator (FFA2P3 R D)

3M™ Maintenance Free Reusable Respirators 4000+ Series are a range of simple and ready-to-use respirators with integrated cartridge and filters. A newly enhanced valve assembly helps to reduce exhalation breathing resistance, and the close-fitting, non-silicone, textured face seal is soft and non-allergenic. Includes a resealable bag for hygienic storage and transportation.

Get effective, easy-to-use and fully-assembled breathing protection with 3M™ Maintenance Free Reusable Respirators 4000+. A newly enhanced valve assembly helps to reduce exhalation breathing resistance for improved breathing comfort. The 4000+ has a textured face seal that’s soft, non-allergenic and silicone free, and offers protection against a range of gases, vapours and particulate hazards. The lightweight, well-balanced design features a centrally-positioned exhalation valve that helps reduce heat and moisture build up, helping you to stay comfortable in hot and humid conditions. The integrated filters are maintenance free; simply use until your change-out schedule indicates a replacement is needed or when the filters are full, and then discard. An adjustable head cradle helps fit to a broad range of head shapes and sizes, and the neck straps are easy to fasten. The low-profile design won’t hinder your peripheral vision, and the two large, bonded-carbon filters provide low breathing resistance. Available in a choice of four models. Includes a resealable bag for hygienic storage and transportation. *Exhalation breathing resistance of 3M™ 4000+ reduced by >30% for 120 lpm peak exhalation flow and >35 % for 160 lpm compared to 3M™ 4000 Series. Results measured by 3M in 2017 under laboratory conditions. Breathing rates shown as an example only.