3M: Half Mask Reusable Respirator, Speaking Diaphragm, Medium, HF-802SD Innovative half mask respirators which are comfortable and intuitive, helping to protect workers from particulates and a wide variety of gases and vapours, when used with 3M Secure Click filters and cartridges. Features and Benefits: -Filters are easy to fit and replace by clicking them in and out -The cartridge filters have front and back air flow capacity -Clear communication can be achieved due to voice diaphragm -Silicone face seal and easy adjust buckle, allows wearers to remain comfortable Typical Applications: -Industrial environments MPN: 7100171980 EAN: 04054596591615 Half Mask Reusable Respirator, Speaking Diaphragm, Medium, HF-802SD Attributes: MFR Part No.: HF-802SD Size: Medium