5 Pack;Protects against toxic dust, light radioactive dust bacterias and viruses;Valved for easier exhalation.;50X N.P.F. 20X A.P.F. (BS4275);Uses: Pharmaceutical industry, iron & steel manufacturing, construction & nuclear industry

• RESPAIR and ESP Ffp3 V Water Facial Exhalation Valve with Natural Fibres, White
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RESPAIR and ESP Ffp3 V Water Facial Exhalation Valve with Natural Fibres, WhiteESP