3M™ Cool Flow™ Valve Particulate Respirator 8511 Lutron extensively tested to ensure extended

extensively tested to ensure extended life and smooth quiet operation

12 x Qt -#02903

Set is organized in a customizable accessory case designed for use in PACKOUT™

Replace a leaky flapper and a damaged fill valve in one kit

3M™ Cool Flow™ Valve Particulate Respirator 8511 Lutron extensively tested to ensure extendedHighlights NIOSH APPROVED N95 for at least 95 percent filtration efficiency against certain non oil based particles and aerosols 3M COOL FLOW EXHALATION VALVE helps direct exhaled air downward and allows for easy breathing UP TO 50% EASIER BREATHING. Compared to non valved 3M 8200 Testing ADVANCED FILTER MEDIA for easy breathing ADJUSTABLE M NOSECLIP helps provide a custom and secure seal STRETCHABLE, BRAIDED HEADBANDS for comfort LIGHTWEIGHT DESIGN