The 3M 8511 Respirator with Cool Flow Valve is designed with the pro in mind to help bring you protection and comfort. Our most popular valved disposable respirator, it is equipped with a Cool Flow valve, which helps reduce heat build-up inside the respirator, helping to enhance your comfort during longer jobs. This N95 respirator features Advanced Electrostatic Media that enhances the capture of airborne particles while allowing you to breathe easier. An adjustable M-noseclip helps provide a custom, secure seal. Whether you're hanging drywall or sanding a floor, rely on the trusted protection of the 3M 8511 Respirator with Cool Flow Valve.3M Sanding and Fiberglass Valved Respirator is used for non-harmful dusts from sanding, grinding, sawing and insulating particles. Featuring 3M Cool Flow Valve technology, the 3M Sanding and Fiberglass Valved Respirator offers heat reduction and easy exhalation. Part of the 3M Pro Series Safety Products line that was designed for the way pros think, the way they shop and the way they work. Recommended for particulates from sanding, grinding, sawing and insulating projects. M-nose clip adjusts easily for fewer pressure points and greater comfort. NIOSH approved: N95: At least 95% filtration efficiency against solid and liquid aerosols that do not contain oil. One-way Cool Flow exhalation valve offers easy exhalation and cool, dry comfort. The item "Box of 15 N%95 8511 Exp 01/2025 New Unopened From Sealed Case Made in USA" is in sale since Sunday, July 19, 2020. This item is in the category "Business & Industrial\Healthcare, Lab & Dental\Medical, Lab & Dental Supplies\Disposable Face Masks". The seller is "smart-tv1" and is located in Chicago, Illinois. This item can be shipped to United States.