Comfortable and effective protection against a variety of vapor and particle hazards. A newly improved valve helps reduce exhalation breathing resistance for greater breathing comfort. Lightweight, well-balanced design. The existence of integrated cartridge and filters means it is ready to use, with no maintenance required. Soft, close-fitting face seal with textured, non-allergenic material. Adjustable head cradle and easy-to-adjust neck straps. The centrally positioned exhalation valve helps reduce heat and moisture build-up in hot and humid conditions. Available in a choice of four models. Includes a resealable bag for hygienic transport and storage. The 3M™ 4000+ Series Maintenance Free Half Mask is a range of simple, ready-to-use respirators with integrated cartridge and filters. A newly improved valve helps reduce exhalation breathing resistance and the close-fitting, silicone-free textured face seal is soft and non-allergenic. Includes a resealable bag for hygienic transport and storage. Reusable mask up to 50xTLV for particles and 10xTLV for gases.
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