Filter Test Reports

All STYLESEAL filters are independently tested at Nelson Labs, USA and conforms to the ASTM F2100 standard at a particle size of 0.1 microns.

This is your guarantee that STYLESEAL Air Masks provide you the protection you need.

The filters go through a variety of tests including:

• Particle Filtration Efficiency (PFE)
• Bacterial Filtration Efficiency (BFE)
• Viral Filtration Efficiency (VFE)

All results of these tests can be found below.

Particle Filtration Efficiency (PFE)

80S	80+	90S
90+	95S	99S