* These Scan FFP3 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 flat folding for easy pocket storage.
* To be disposed of after each period of work or 4 hour shift.
**FFP3 NR D**
**With a FFP3 protection level, these masks will protect lungs against very fine particles (less than 2 microns).**
**They are ideal for use with:**
* **Loft insulation**
* **Hardwood dust & cutting MDF**
* **Stone cutting**
* **Plastering**
