Filtering antiaerosol moulded half-masks correspond to 1, 2, 3 protection class (FFP1 - low efficiency; FFP2 - medium efficiency; FFP3 - high efficiency) in accordance with GOST 12.4.294-2015, TR TS 019/2011.
Half-masks "Briz-1104" protect from aerosols of different nature (dust, fumes, mists) present in the air of the working area of industrial premises. The use of FFP1, FFP2 masks is single-use (during one shift), except for FFP3 - multiple-use (more than one shift).
It is recommended to use "Briz-1104" half-masks according to their intended use at temperatures from 0°C to +50°C, at the volume fraction of free oxygen in the air not less than 17% (vol.).
Each half-mask "Briz-1104" is a three-layer filtering half-mask with a nose clip and an elastic retaining headband.
Half-masks are available in three sizes: first, second, third.
Half-masks do not protect against gases and vapours of harmful substances, aerosols of organic solvents, and are not recommended....
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