Respirator Filtration Efficiency Calculator v1.0

For details about Material Characteristics, please click on the information icon.

Material Characteristics

df   Mean Fiber Diameter (µm):   Fiber Diameter Standard Deviation (µm):
α   Mean Packing Density:   Packing Density Standard Deviation:
L   Mean Thickness (µm):   Thickness Standard Deviation(µm):

Filtration Efficiency Assessment

Click to review the results of your material’s filtration efficiency: