MKD110V respirator is manufactured to European EN149:2001+A1:2009 FFP1 Standard, it is approved for use against non-toxic solid and liquid aerosols, dust, mist and smoke. It is suitable for protection against harmful substances in concentration level up to 4 x OEL (Occupational Exposure Limit). Additionally, it has passed the optional Dolomite clogging test which offers excellent breathability in extremely dusty conditions with longer single shift use. With an exhalation valve which helps reduce moisture and breathing resistance build-up in hot or humid working areas. The mask is comfortable and durable throughout the whole shift.