Facial Hairstyles and Filtering Facepiece Respirators. CLEAN SHAVEN. STUBBLE Chin hair may easily cross the seal) easily cross the seal). 0 0 0 0 0 0.
Knowing how facial hair impacts face masks is a vital part of making sure there's a good seal between the mask and the wearer's face. Certain types can.
According to NIOSH, facial hair that lies along the sealing area of a who are required to wear respirators that rely on tight facepiece fit.