3M 3M™ Center Adapter Assembly 6864/37000(AAD), 5 EA/Case

This product features a proprietary design exhalation valve that increases user comfort by making breathing exhalation easier. The unique valve cover design also enhances the protection of the exhalation valve from debris.

This product features a proprietary design exhalation valve that increases user comfort by making breathing exhalation easier. The unique valve cover design also enhances the protection of the exhalation valve from debris.