ASTM LEVEL 3
Fluid Resistance= 160 mmHg
BFE > 98% at 3 microns
PFE > 98% at 0.1 micron
DELTA P, mm H2O/cm2 <5.0
Meets EN14683 Rating-Type IIR Standard
- White hypoallergenic inner cellulose layer
- Fluid resistant outer layer
- Extra soft- will not lint, tear or shred
- Free of chemicals, inks and dyes
- Extra-long aluminium nose piece