Test equipment and method according to U.S. Regulation 571.302 and according to DIN 75200. Specimens shall be taken from the material direction with the highest burning rate. The material surface that is located closest to the air space of the passenger compartment shall face downward. Wires are permitted for specimens < 51 mm in width. For specimens ≥ 51 mm the use of wires is only permitted when the specimen, deflect, roll up and exhibit irregular burning due to the fact that the burn-off is no longer horizontal. The following applies to parts with a specimen length < 100 mm: distance between support wires