3M™ 8511 N95 Respirator Masks - NIOSH Approved - Box of 10

Recommended for wildfire smoke

Purchased by 8+ customers in the past month


  • NIOSH approved
  • High quality protection
  • For varied professional use
  • Direct from manufacturers or authorized distributors
  • Refunds and returns not accepted
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$29.73 $34.98 Per Box · 10 masks

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$34.98 Per Box · 10 masks

$3.50 mask

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  • NIOSH approved
  • High quality protection
  • For varied professional use
  • Direct from manufacturers or authorized distributors
  • Refunds and returns not accepted

Check out also


N95 protection that vents the heat and breathes easy.

3M 8511 N95 particulate respirator, three-quarter view showing the Cool Flow valve, M-noseclip and yellow over-the-head straps

The 3M 8511 pairs NIOSH-approved N95 filtration with the 3M Cool Flow valve, so warm, humid breath vents out and jobs from sanding to sawing feel easier to breathe through.

NIOSH N95 Cool Flow valve Made in USA

N95 filtration, at least 95%

NIOSH approved under TC-84A-1299. The 3M Advanced Electrostatic Media captures at least 95% of non-oil airborne particles.

3M 8511 N95 respirator front view showing the cup shape and centered Cool Flow exhalation valve
Filters at least 95% of
Dust Pollen Mold spores Allergens

3M Cool Flow valve

The one-way valve releases warm, humid breath from inside the respirator, for up to 50% easier breathing than the 3M 8200.

Macro close-up of the 3M Cool Flow exhalation valve on the 3M 8511 N95 respirator

Adjustable M-noseclip

Shape the M-shaped metal clip to your nose for a custom, secure seal that helps cut down on fogging.

Macro close-up of the adjustable metal M-noseclip on the 3M 8511 N95 respirator

Built for the dustiest jobs

From sanding and drywall to sweeping, sawing, grinding and yard work, the 8511 keeps fine dust and debris out while the Cool Flow valve keeps you cooler.

Tradesman wearing the 3M 8511 N95 respirator on a dusty jobsite

Built for all-day wear

Stretchable braided headbandsTwo over-the-head straps stretch to fit and sit off your ears, so there is no pinch on long jobs.
3M Advanced Electrostatic MediaThe advanced filter media captures airborne particles while keeping airflow open for easier breathing.
95%+Filtration efficiency
N95NIOSH approved (TC-84A-1299)
50%Easier breathing vs 3M 8200
Cool FlowExhalation valve

Technical details

Respirator class N95 (NIOSH approved)
NIOSH approval TC-84A-1299
Model 3M 8511
Shape Molded cup / dome
Exhalation valve 3M Cool Flow valve
Filter media 3M Advanced Electrostatic Media
Filtration At least 95% of non-oil airborne particles
Nose clip Adjustable M-noseclip
Headbands Two stretchable braided, over-the-head
Country of origin Made in USA
Packaging Box of 10 respirators
Interior view of the 3M 8511 N95 respirator showing the filter media cup and the Cool Flow valve backing

See it in action

Frequently asked questions

Is the 3M 8511 a real N95?

Yes. It is NIOSH approved as an N95 respirator under approval number TC-84A-1299, so it filters at least 95% of non-oil airborne particles.

What does the Cool Flow valve do?

The 3M Cool Flow valve is a one-way exhalation valve that releases warm, humid breath from inside the respirator. It helps you breathe easier and stay cooler, up to 50% easier breathing compared to the 3M 8200.

Does it use ear loops or head straps?

Head straps. Two stretchable braided headbands go over the head and behind the neck, which keeps pressure off your ears during long wear.

What jobs is the 8511 good for?

It is built for dusty work such as sanding, drywall, sweeping, woodworking, fiberglass insulating, sawing, grinding and dusting. It also helps filter pollen, mold spores, allergens and granular pesticides during outdoor activities.


Product Information

Technical Details

Brand 3M
Manufacturer part number 8511
HCPCS code A4928
Respirator class N95 (NIOSH approved)
Niosh approval TC-84A-1299
Model 3M 8511
Shape Molded cup / dome
Exhalation valve 3M Cool Flow valve
Filter media 3M Advanced Electrostatic Media
Filtration At least 95% of non-oil airborne particles
Nose clip Adjustable M-noseclip
Headbands Two stretchable braided, over-the-head
Country of origin Made in USA
Packaging Box of 10 respirators

Additional Details

Product ID 4806497697921
Customer Reviews
4.9 10
Best Sellers Rank #21 in Masks

Customer Support


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Price Starting at $34.98 / mask
Rating
4.9 10
Respirator class N95 (NIOSH approved)
Niosh approval TC-84A-1299
Model 3M 8511
Shape Molded cup / dome
Exhalation valve 3M Cool Flow valve
Filter media 3M Advanced Electrostatic Media
Filtration At least 95% of non-oil airborne particles
Nose clip Adjustable M-noseclip
Headbands Two stretchable braided, over-the-head
Country of origin Made in USA
Packaging Box of 10 respirators

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Customer Reviews

4.9 out of 5

10 global ratings

5 star
90%
4 star
10%
3 star
0%
2 star
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1 star
0%
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