All FFP2 masks have been tested according to DIN EN 149:2001 + A1:2009. This means that they are approved for use as particle-filtering half masks of equipment class FFP2.
We have two certifications for this item: CE0158 and CE2163
The filtration efficiency (PFE) is more than 94% and protects the wearer from pollutants, bacteria and viruses.
Total leakage ≤ 8% | filter passage ≤ 6%
We use only high-quality filter fleece for our four-layer masks. These are hypoallergenic, as well as fiberglass and latex free. Thus, the ECT masks are ideally suited for sensitive wearers.
The adjustable nose pieces and elastic ear loops ensure an anatomically correct and comfortable fit.
look here for Certification and Report
These masks are used in environments with up to ten times the pollutant concentration of the OEL. Possible use of these masks is in metal and woodworking, as well as in the fight against the Corona pandemic.