5 packs of 4 respirators per box.
 
KN95 Respirator  - GB2626-2006 Spec
Filter Performance >/= 95%
TIL - </= 8%
Flow Rate 85 L/min
Inhalation resistance - Max Pressure Drop < 350 Pa
Exhalation resistance - Max Pressure Drop <250 Pa
CO2 Clearance </= 1%
 
Industrial PPE product. For personal use only. Quantity selection is per mask.