FFP3 mask explanation
FFP3-F890V mask Product Description Product Name Particle Filtering Half Mask Product Brand FILTECH Model F890V Standard EN 149:2001+A1:2009 Classification FFP3 NR Filtering Efficiency >99% Certificate CE Intended use For use in particles prevention; non medical use. Source: https://www.unisourcesgroup.com/Facemask/FFP3/11.html