Prod Code: DHA008300 Product Info NB: 7-10 days delivery The 3M™ Maintenance Free Half Face Respirator 4251+ is a ready-to-use, maintenance-free half respirator designed for effective and comfortable protection against organic vapour and particulate hazards found throughout industry (A1P2). 3M™ Maintenance Free Half Mask 4251+ is a simple and ready-to-use respirator with an integrated cartridge and filters. Our two large, bonded-carbon filters give low 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.