AirON FFP3 R D 311 filtering half mask

AirON filtering masks with exhalation valve and without exhalation valve, designed for individual protection of human respiratory organs from aerosols (dust, smoke, fog) at various industrial enterprises and at home. The service life of half-mask intended for single use (NR) for no more than 1 shift. For half-mask designed for multiple use (R) for more than one shift with the use of dry cleaning and treatment with any aerosol disinfectants, chlorine-free, safe for human health, based on boric or formic alcohol (with a concentration of no more than 60%), or wiping surfaces with alcohol wet wipes.
Duration of work in a half-mask is determined by operating conditions and resistance of the half-mask.