Master Mask: 3-ply Medical Grade ASTM Level 3 - Canadian Made

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CERTIFIED ASTM F2100 LEVEL III

 **CANADIAN MADE**

  • Health Canada Approved Manufacturer
  • 3 Layers of Protection (3PLY)
  • Secure Fit
  • Low Differential Pressure (Comfortable Breathability)
  • Adjustable Aluminum Nose Bridge

Product Specifications

  • Material: non-woven fabric and melt-blown
  • Color: blue
  • Size: universal
  • Dimensions: 6.9” x 3.8”
  • Length of ear-loop: 6 ½”
  • ASTM Level 3
  • Particulate Filtration Efficiency: >99.6%
  • Bacterial Filtration Efficiency: >99.9%
  • Fluid Resistance to Blood: 160 mmHg
  • Differential Pressure: 3.85
  • Flammability: Class 1

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