3M™ 8511 Particulate Respirator (N95) with Valve

The 3M™ 8511 is a cup-shaped N95 disposable respirator with a Cool Flow™ exhalation valve. The valve and braided headbands combine efficient filtration with all-day comfort, making the 8511 a favourite for hot, dusty work.

Product overview

The 8511 filters at least 95% of airborne particulates and features the Cool Flow™ valve to release warm, humid exhaled air. Soft braided headbands distribute pressure evenly, and the M-nose foam plus adjustable nose clip help create a comfortable seal.

Key features and benefits

• N95 protection: filters at least 95% of non-oil airborne particulates.
• Cool Flow™ valve: releases exhaled heat and moisture for greater comfort.
• Braided headbands: distribute pressure for comfortable extended wear.
• M-nose foam and nose clip: help form a custom, secure seal.

Typical applications

The 8511 suits construction, woodworking, grinding, agriculture and other dusty tasks where heat and humidity make breathing comfort important.

Technical specifications

Why buy from Techmaster Electronics

Techmaster Electronics is an authorised supplier of 3M personal protective equipment in Vietnam. We provide genuine respirators, advice on the right protection level for your task, and responsive after-sales support nationwide.

Frequently asked questions

What does the exhalation valve do?
It releases warm, humid exhaled air to reduce heat build-up inside the mask for greater comfort during extended work.

What is the 8511 rated to?
It meets the N95 standard, filtering at least 95% of non-oil-based airborne particulates.

Is it reusable?
No. It is a disposable respirator for single-shift use and should be discarded when soiled, damaged or breathing becomes difficult.