Description
Keep safe with the ASTM Level 1 face masks with 4 layers of protection but also designed for maximum breathability. Approved by Health Canada for medical use. Consult with provincial and federal healthcare guidelines before selecting a face mask to make sure it is approved for the use intended. ASTM: Level 1 Allows for differential pressure < 4.0 mm H₂0/cm² 4-fold outer layer for improved breathability Mesh layer provides superior fluid resistance @ 80 mm Hg Filtration Layer for maximum particle and bacterial protection PFE 95% @0.1 sub-micron-BFE 95% Hypoallergenic inner layer Soft bond ultrasonics to ensure strong construction, eliminating holes and defects Approved by Health Canada for medical use Product comes (50) per box.
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