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Alliance - Procedure Masks ASTM Lv.3 - 50pk
Alliance - Procedure Masks ASTM Lv.3 - 50pk

ASTM Level 3 medical Surgical Procedure Masks are recommended for use in areas with procedures in which moderate to high amounts of fluid, spray and/or aerosols are produced.  Manufactured in BC, Canada our masks are tested by world recognized labs to prevent 98% of harmful particulates and bacteria down to 0.1 micron. Level 3 masks are added protection for individuals in healthcare, dental, care homes, seniors and the immunocompromised. 


Bacterial Filtration Efficiency ≥98%

Differential Pressure mm H2O/cm2  <5.0  

Sub-micron Particulate Filtration Efficiency at 0.1 micron ≥98%

Splash Resistance/Synthetic Blood Resistance, mmHg 160

Flame Spread Class 1


  • 1 box has 50 masks
  • 3 layers of protection
  • elastic ear loops for good fit
  • disposable, single use
  • flexible aluminum nose piece
  • latex free

Product is now in stock and ships in Canada and Worldwide!

We work hard to ship your item within 48 hours with Canada Post. Due to high volume normal shipping times can take up to 14 days.

All first aid supplies must be returned within 14 days of purchase, unopened in original packaging. All sales of Infection Control items are FINAL.