Collection certified UNI EN ISO 354:2003, sound absorption A Class following UNI EN ISO 11654:1998.
The Collection is certified ASTM E84-16 for surface burning characteristics of builing materials (UL723, UBC 8-1, NFPA 255).
The collection is certified Class 1 Reaction to Fire following UNI 8457:1987-UNI 8457/A1:1996 and UNI 9174:1987-UNI 9174/A1:1996.