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Filti filtration material laser cut for Signature masks - 20 pieces
$11.20
Product Description
- Filti material is laser cut to match the size of your Signature composite mask.
- Filti material contains no fiberglass. It is a spun non-woven material with a polyester surface layer.
- Filti material is tested to be MERV 16 compliant - this means it will filter 95% of particles as small as 0.3 microns (human hair for reference is about 50 microns) and yet is still very breathable material.
- Comparative efficiencies are: Polyester / cotton tights 2.5%, Polyester dress shirt 2.5%, Cotton shirt 9.3%, Microfiber dish towel 14.5%.
- Price includes first class mail shipping - please note that tracking numbers can not be supplied with first class mail.