3M Rugged Comfort Exhalation Valve 6583 for the 3M Rugged Comfort Respirator is designed with harsh, dirty environments in mind. This valve offers comfort, durability and stability with a firm,...
3M Exhalation Valve 6889 is designed for use with the 3MHalf Facepiece Respirators 6000 Series which help protect against a variety of gases, vapours and particulates.