N95 Respirator Mask Types: Basic Information

 

The N95 is regarded as the popular compilation of particulate respirator masks that meet U . s . government standards. The face masks are tested to lessen contact with airborne contaminates by NIOSH – the nation’s Institiute for Occupational Safety and Health. NIOSH has nine total approval classes, N95, N99, N100, R95, R99, R100, P95, P99, P100 organized by oil compatibility and filter efficiency.

The letter signifies how the filter tests in environments encountered with oil aerosols:

N95, N99, & N100. These filters aren’t to be used with oil aerosols. These must be used in environments subjected to particulates that don’t contain oil. Most of the time, the n- respirators may be reused several times.

R95, R99, & R100. These filters are oil resistant. The r- respirators can be used in atmospheres containing particulates any solid or liquid hazard including oil-based hazards. They’re one-time use masks.

P95, P99, & P100. These filters are oil proof. Face mask 99 respirators can be utilized in any environment subjected to hazardous particulates. The p- respirators are at the mercy of duration of use limitations.

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The filter efficiency number means number of airborne particulates which were removed in testing: 95%, 99%, and 100%. If a mask is NIOSH approved it may stamp of approval class printed around the respirator.

NIOSH approved masks are also made of sizes, and a well fitting mask is important. When test-fitting an N95 mask or any other particulate respirator mask, follow these simple actions:

1. Press the mask (respirator ) firmly up against the face with the outside nosepiece on the bridge of one’s nose.

2. Stretch and placed the top headband on the back of your respective head above your ears. Stretch the underside headband on the head and position through your ears.

3. With both hands, mold the metal nosepiece for the model of your nose.

4. To test fit, cup the hands over the respirator and exhale vigorously. If air flows around onto your nose, tighten the nosepiece: if air flows round the edges from the respirator, reposition the headbands to fit better and test again until there’s no air leakage.

Before selecting the proper mask, it is also suggested which you speak to experienced industrial safety personnel an assessment of the particular environment.