STORAGE AND PRESERVATION
The halfmask must be kept in its original packaging, sealed to keep its properties intact until the time of use. During storage, transport and stowage, the environmental conditions provided by the manufacturer for the correct storage must be respected. The production date and lot number are indicated on the envelope, the expiry date is 3 years from the production date if the product is properly stored.
HOW TO WEAR IT
With the device still folded, grasp the centre of the fold with one hand and both rubber bands with the other hand and stretch 2 or 3 times to check the tightness.
Open the device, placing the facepiece under the chin and with the underwire clip over the nose.
Adjust the rubber bands around the ears.
Model the underwire nose clip on shape of the face. Before entering the work area, check the facepiece with the leak test.
LEAKTEST
Make sure the device is properly worn and sealed on the face as follows:
Cover the halfmask with both hands and exhale vigorously. If you feel that air passes through the edges and around the nostrils, place the device back on the face and tighten the nose clip. Repeat until you get the best results.