These SCAPPEP2MVB Moulded Valved Disposable Masks are supplied in a box of 10. These Scan FPP2 Premier valved disposable masks are designed to cover the nose, mouth and chin. The construction is made of the filter material itself, and the exhalation valve makes breathing easier. They are ideal for use with: - Brick dust - Concrete and plaster - Hand sanding of wood and MDF - Masonry and metal working with power tools (not welding) - Loft insulation With a FPP2 protection level, these masks are suitable for protecting against particles of between 2-5 microns, such as fine dusts, fumes, aqueous mists and oil based mists. For a guide on protection levels, please see below. The masks have elasticated retaining straps to keep them securely in place. In addition they have an a.