Employees must be clean-shaven on the day of fit testing, and any day respirators are worn after fit testing. Facial hair can interfere with the seal of a respirator and is not allowed where the respirator seals to the face.
Avoid eating, chewing gum, smoking, or drinking (except water) for 15 minutes prior to fit testing.
Medical evaluations must be complete, and the employees must be approved for respirator usage before testing.
Employee must be trained on the proper use of the respirator.