1. Ukusetshenziswa okukodwa kuphela okuqinisekiswe yi-CE kusuka ku-Notify Body Universal NB2163, okuhambisana ne-EN149: 2001 + A1: 2009 FFP3 NR.
2. Idizayini ebumbeke ntathu, isiqeshana sekhala esilungisekayo, kanye neluphu yezindlebe esezingeni eliphezulu evikela izindlebe zakho. I-Hook iyatholakala ukulungisa i-loop yendlebe.
3. Izinto ezingezona ezinobuthi nezingacasuli.
4. Ukusebenza kahle kwe-Particle Filtration (PFE): EN 149 ≥99%.
5. Umkhiqizo uqukethe ukuvikelwa kwezendlalelo ezi-5; ukuhlinzeka ngezinhlayiya eziphakeme kanye nokusebenza kwamagciwane kokuhlunga.
6. Vimbela amabhaktheriya, uthuli, impova, i-airbone chemical particulate, intuthu nenkungu.