Protective clothing certified to EN ISO 11612 protects the wearer against brief contact with heat and flames. EN 11612 certified professional clothing is classified according to different levels of protection. There are various thermal risks: convective heat, radiant heat, contact heat and molten metal splashes.

A – Limited flame spread :
A1 and/or A2 depending on the test method used:    
    A1 : horizontal flaming
    A2 :  lateral flaming

B – Convective heat (3 levels) : B1 to B3

C – Radiant heat (4 levels) : C1 to C4

D – Molten aluminium splash (3 levels) : D1 to D3

E – Molten iron splash (3 levels) : E1 to E3

F – Contact heat (3 levels) : F1 to F3