FIELD: personal protection equipment.
SUBSTANCE: invention relates to means of personal protection of a human body, in particular respiratory and face in conditions of abnormally low temperatures. Device consists of a half-mask, two inhalation valves and two exhalation valves, wherein one of the exhalation valves located on the front part of the half-mask comprises a locking regulator.
EFFECT: proposed device, under conditions of abnormally low temperatures, with snowfalls and strong wind, enables to minimize risks associated with negative effect of negative temperatures on human body.
1 cl, 2 dwg
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