Clestra - Certifications

38 certifications and official test reports ETA The ETA forms a single, complete definition of the performances required of an internal non-load bearing partition. Technical performances will henceforth be expressed in specifications as defined by ETA. This reference will be created progressively, as the European classification standards come into force. Clestra has obtained ETA certification for most of its products or is in the process of obtaining certification. european technical assessment