| A1/A2- Protection against organic vapours, solvents with a boiling point over 65 Degrees C |
| ABEK1- protection against inorganic gases and vapours, organic gases and vapours with a boiling point over 65 Degree C, sulphur dioxide and other acid gases and vapours and ammonia and ammonia derivatives |
| D: Dolomite clogging test passed |
| EN 405:2001+A1:2009 |
| Nominal factor protection (NPF): 33 TLV |
| P3 -Protection against particles |
| R: Reusable mask |