All the accessories which go to make up the gate Domu, have been subjected to research carried out by the ITF institute at the university of Stuttgart.
These results, were extremely favorable and validated Ente approval German TUV. Authority that issued the certification and type approval THIS to the wide range of accessories.
-ISO 83 02/91
-ISO 140 part 3 of the 1995
-ISO 717 part 1 of the 1996
-DRAFT STANDARD per EN ISO 10077-2 of the 02/2000
-INTERNAL PROCEDURE OF DETAIL PPOO revision of 19/09/2001