1. Face the face of the mask without nose clip, so that the nose clip is located above the mask. Hold the mask on your face with your hands, Put the mask against your chin. 2. Pull the top headband over your head and place it over your head.
3. Pull the lower square head belt over the top of the head and place it under the back of the neck and ears.
4. Place both hands and fingers in the middle of the metal nose clip, press inward while moving fingers to both sides along the nose clip Tip until the nose clip is fully pressed into the shape of the bridge of the nose. Using only one hand to hold the mask nose clip may affect the mouth Tightness of cover.
5. Before entering the work area, the user must check the tightness between the mask and the face:
a) Cover the mask with both hands to avoid affecting the position of the mask on the face.
b) If the mask has no exhalation valve, exhale rapidly; if the mask has exhalation valve, inhale rapidly.
c) If the air leaks from the bridge of the nose, readjust the nose clamp according to step 4; if the air leaks from the edge of
the mask, The headband shall be readjusted; if the good sealing cannot be achieved, steps 1-4 shall be repeated.
d) If no leakage is felt, you can enter the work area to work.
