The mask is used as a face piece for filtering personal respiratory protection equipment (PPE).
The mask is designed to supply purified air to the human respiratory organs and simultaneously protect the face and eyes from the ingress of harmful substances.
In accordance with GOST 12.4.293-2015 the mask belongs to category 1 (SL1) - a mask of lightweight design.
The mask is operable in all climatic regions at temperatures from minus 40 to plus 40C and air humidity up to 98%.
For connection of filters the mask has two special bayonet units with a petal of the inhalation valve on the side surfaces of the glass-hull.
The mask is used together with UNIX 500 gas mask filters, or UNIX 500 gas mask filters with removable UNIX aerosol filters, or UNIX 303 P3 R D aerosol filters, or UNIX 203 P3 R D aerosol filters, or UNIX 213 P3 R D aerosol filters, or UNIX 223 P3 R D aerosol filters.
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