From the manufacturer

3M Cool Flow Exhalation Valve Respirators

3M Cool Flow Valve designed to release your hot, humid exhaled breath


	3M Particulate Disposable Respirator	3M Particulate Disposable Respirator	3M Particulate Disposable Respirator	3M Particulate Disposable Respirator	3M Particulate Disposable Respirator
	See Details			See Details
Customer Reviews	16	1,322	454	331	329
Price	—	$13.77	$121.09	—	$125.00
Part Number	8514	8233	8210V	8211	8511
Braided Comfort Strap		Yes (Wide)	✓		✓
Class	Specialty	Comfort Plus, Specialty	Comfort Plus	Comfort Plus	Comfort Plus, Specialty
Individually Wrapped		✓
Filter Class	N95	N100	N95	N95	N95
Product Type	Nuisance Level Organic Vapors	Dust and other Particles	Dust and other Particles	Dust and other Particles	Dust and other Particles
3M Cool Flow Valve	✓	✓	✓	✓	✓
Strap Attachment Type	Adjustable Buckle	Adjustable Buckle	Stapled	Two-Strap Design with Dual Point Attachment	Braided Comfort Strap, Stapled
Features	Advanced Electrostatic Media, Cake-Resistant Filter Media, Carbon Filter Material, N100 Required, OV Reduction, Welding Web	Advanced Electrostatic Media, Faceseal, N100 Required	Advanced Electrostatic Media, Environment - Hot or Humid	Advanced Electrostatic Media, Environment - Hot or Humid, Faceseal, M Noseclip	Advanced Electret Media, Braided Comfort Strap, M Noseclip, Stapled Headband
Shelf Life	5 Years	5 Years	5 Years	5 Years	5 Years

About Us

Our beginnings were humble rocks, but after more than 100 years, we know how to rock science. Every day at 3M, we explore, we connect and we invent. And we’ve opened the door to show the world the unique, multi-dimensional ways 3M science can touch your life.

We’ve started the conversation with a fresh new look and new way of talking about ourselves that makes us excited to share. We’ve always been storytellers and inventors at heart, but now we will show you why we do what we do. And while we may look different, we’re still the same 3M, ready to connect and work together with you to create the future.

So explore with us. We think you will be amazed by all the ways 3M science impacts your life.

3M Particulate Welding Respirator 3M8511, N95 is uniquely designed to help provide protection against certain non-oil based particles. These industrial masks feature the 3M Cool Flow Exhalation Valve, braided headbands, soft inner materials, and adjustable M-nose clip to help provide a custom fit and secure seal. These N95 machining respirators are ideally suited for work settings that involve heat, humidity or long periods of wear, such as: bagging, drilling, grinding, machining, sanding, sawing, processing of minerals and grain handling. 10 per dispenser.