3M 6583 Exhalation Valve

The 3M™ Exhalation Valve, 6583 is a replacement part that is quick and easy to fit. Designed for 3M™ Reusable Half Face Masks, 6500 Series. Ensure you are getting the correct level of comfort and protection from your equipment with the 3M™ Exhalation Valve, 6583. The valve is easy to fit and helps to increase the effective service life of half masks.