3M 8511 Respirator, N95, Cool Flow Valve (10-Pack)






From the manufacturer

N95 Air filter being held by man on construction site

3M 8511 Respirator with Cool Flow Valve



Man sanding windowsill with respirator on

3M 8511 Respirator with Cool Flow Valve

Part of our Pro Series, 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 8511 Features and Benefits

  • NIOSH-Approved N95 for at least 95% filtration efficiency against certain non-oil-based particles
  • 3M Cool Flow Valve helps reduce heat build-up inside the respirator
  • Breathe 30% easier* compared to 3M 8200, breathe easier is defined as initial pressure drop
  • Advanced filter media for easier breathing
  • Adjustable M-Noseclip helps ensure a custom, secure seal with fewer pressure points
  • Stretchable, braided headbands for comfort
  • Lightweight design comfortable for long periods of wear
  • Convenient, disposable design



Man sanding drawer while wearing respirator

Recommended For

Relief from dusts and certain particles encountered during sanding projects (bare wood, non-lead painted surfaces, or drywall), grinding, sawing, sweeping, and installation of fiberglass insulation.



Man mowing lawn while wearing respirator

Helps Filter

pollen, mold spores and dust particles encountered during outdoor activities such as gardening, cutting firewood, raking, and mowing.



  8200 8210 8210Plus 8511 8577
  8200 8210 8210Plus 8511 8577
Particulate Reduction
No components made from natural rubber latex
Advanced Filter Media
Stretchable, Braided Headbands
3M Cool Flow Valve
Nusiance Level Organic Vapor Relief Nusiance Level Odors Only


Additional information

Additional information


10 Pack, 40 Pack

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