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3M - 8511 Dust Respirator with Valve

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W-OCS8511
95% efficiency against solid and liquid aerosols that do not contain oils. Features the proprietary, one-way, 3M Cool Flow exhalation valve that helps keep faces cool. Adjustable M-nose clip helps to provide a custom fit and secure seal. NIOSH approved N95.
Product # Dimension
L x W x H
(WOCS8511)