DEWALT DXIRFFP35 FFP3 Disposable Particulate Respirator PPE Face Mask

FFP3 Disposable Particulate Respirator Front exhalation valve reduces breathing resistance for greater comfort. Preformed nose bridge removes the need for regular adjustment.FFP3 filtration provides 99% filtration of airborne particles at 0.3 micron and above. Dolomite-tested rating ensures the mask can be worn over a long period, even at high levels of dust concentration. Assigned Protection Factor of APF20, can be used with contaminant concentrations up to 20 times the workplace exposure limit (WEL).