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White valved N95 respirator, pack of 10

3M

3M 8511PB1A Valved Respirator N95 10 Pack

SKU CH-5BQS-DT25W MPN 8511PB1A

Pack of 10 N95 valved respirators with Cool Flow valve for easier breathing during sanding and grinding

  • Product namePaint Sanding Valved Respirator
  • Product typeAppliances
  • Key features3M Paint Sanding Valved Respirator is used for non-harmful d
  • Overall height8.5
  • Product weight0.65
  • Cool Flow Valve reduces heat build-up by 10°F
  • Advanced electrostatic media lets you breathe 30% easier
  • Adjustable M-noseclip creates a custom seal
  • Helps reduce eyewear fogging during use
  • Pack of 10 N95 respirators for sanding and grinding

Respirator Pack for Dust Work

The 3M 8511PB1A pack contains ten N95 valved respirators built for non-harmful dust from sanding, grinding, sawing and insulating particles. Each unit uses advanced electrostatic media and an adjustable M-noseclip to create a secure seal across different face shapes. The continuous looped harness with a strap tension adjuster allows a personalised fit for extended wear. Cool Flow valve technology reduces heat buildup inside the mask.

Cool Flow Valve Lowers Breathing Resistance

The integrated Cool Flow valve makes breathing 30% easier by releasing warm exhaled air and lowering resistance during heavy activity. This design also helps reduce eyewear fogging, keeping vision clear while working. Lightweight construction at 0.65 lbs per unit and soft materials conform to facial contours without adding strain. The valve operates passively, requiring no adjustment once the mask is positioned.

N95 Filtration for Non-Harmful Particulates

NIOSH-approved N95 filtration captures at least 95% of airborne particles in the specified dust categories. The respirator is not rated for oil-based aerosols, gases, vapours or harmful substances such as lead, asbestos or mould spores. Users needing protection against those hazards must select a different class of respirator. The ten-pack format suits individual projects or small crews.

How it compares

Measured against everything we stock in Kettles & Tea Brewers, at today’s prices. Recalculated every night.

Price $27.99
Cheaper than about 80% of the 455 comparable items (median $42.99).

Specifications

Product
Brand name3M
Model name8511PB1A
Product namePaint Sanding Valved Respirator
Product typeAppliances
Size & build
Shipping weight0.27 kg
Package size122 × 97 × 58 mm

Questions about this item

How do I fit the 8511 respirator and what step do people skip?

Position the mask over nose and mouth, pull the continuous looped harness over the head, then press the adjustable M-noseclip firmly against the bridge of the nose to seal; the step often skipped is moulding the noseclip with both hands.

When should I replace a respirator from this 10-pack?

Replace any unit when breathing resistance increases, the filter media is visibly soiled or damaged, the Cool Flow valve no longer closes cleanly, or the harness loses tension and cannot hold a seal.

What limits comfort during a long sanding session?

Heat and moisture build-up inside the mask; the Cool Flow valve reduces temperature by about 10°F and cuts breathing effort by roughly 30%, but sustained heavy work will still warm the facepiece over time.

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