Dust mask with Respiratory Valve FFP-3.
Box 20 pieces.
The filter classification is based on the protection conferred against particles (max. 0.6 μm). The filtration efficiency is at least 95% for FFP2 masks and at least 99% for FFP3 masks. The filtration effect of the masks is achieved by electrostatically charged fibers, the efficiency of which decreases with age and at an ambient humidity level over 80%.
FFP1 classification offers APF of 4xOEL - Warehouse work, general woodworking, sanding (paint, plaster and softwood) & fibreglass installation.
FFP2 classification offers an APF of 10xOEL - Warehouse work, general woodworking, sanding (paint, plaster and softwood) & fibreglass installation, power tools & metal working.
FFP2 classification offers an APF of 20xOEL
