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ASTM LEVEL 2
- Fluid Resistance =120 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
- Fluid resistant outer layer
- Fluid resistant white inner layer
- Extra-long aluminum nose piece
ASTM LEVEL 2