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3M Exhalation Valve Filter 604, Pack of 6 EVF
- NIOSH APPROVED ACCESSORY: For 3M Reusable Respirator Half Facepiece 6000 Series with 3M Particulate Filters 7093, 5N11/501/603 or 2091
- FILTER EXHALED BREATH: Designed to help filter the wearer's exhaled breath
- WORKS WITH: 3M Reusable Respirator Half Facepiece 6000 Series with 3M Particulate Filters 7093, 5N11/501/603 or 2091
- Made in USA