ISO 9001:2008
BENOR PTV200
BENOR PTV212
BENOR PTV601
КОМО
BUW
СE for linear loadbearing elements, steps and wall units
Certificate of membership
Technical certificate Decomo sandwich ekement with continouos insulation France
PROBETON 600.308
PROBETON 604.308
Britisch Precast full memberschip certificate 2011