产品描述：
2365 Classic Dust Respirator (Valved)
For protection against non toxic dusts, mists and fumes, based on water and oil. The Duramesh structure makes the mask strong and durable, reducing consumption and maintaining shape. The ActivForm seal automatically adjusts to different face shapes and movements and the Ventex-valve reduces moisture and heat.
Supplied in packs of 20.
Standard: EN149:1991 FFP1S NR D.
4x NPF Nominal
Protection Factor.
4x APF Assigned
Protection Factor.
Protection Levels:
4 x NPF.
4 x APF.