What is an N95 Respirator Mask?
Disposable respirator masks have received increased attention as of late with the spread of the H1N1 flu virus, though they have long been used for other purposes including occupational safety. N95 refers to a National Institute for Occupational Safety and Health (NIOSH) rating that is assigned to masks that meet a specified minimum standard for particle transmission. The N95 respirator mask is designed to filter up to 95% of airborne particles 0.3 microns or larger that may otherwise directly enter the nose and mouth of the wearer. These masks may also be worn by people who have a contagious illness to prevent particles from leaving the nose and mouth of the wearer and putting others at risk. While such masks do not protect against particle transmission with 100% accuracy, they can be effective in preventing the spread of infection. N95 masks can be purchased with our without a valve to facilitate easier breathing. Optimal protection is achieved when the respirator mask fits snugly to
