FFP3 NR Dust Mask Fold Flat Valved Protective Respirator Safety Face Masks. ( EN 149: 2001 & A1: 2009). Filter efficiency level of 99%(FFP3) or greater. Our FFP3 Disposable Valved Dust Masks are ideal For Painting, Sanding, Welding, Machine Work, DIY And Other Industrial Tasks.
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