Respiratory protective equipment (RPE) is issued as a means of control to prevent the
inhalation of hazardous substances at work. When worn and used correctly, RPE can
prevent serious lung conditions caused by inhaling dust and other contaminants.

Face Fit testing is a method of ensuring that a mask is tight-fitting and seals adequately to the wearer’s face. The performance of tight-fitting facepieces depends on achieving continuous contact between the wearer’s skin and the seal of the mask.