About us
The GDK quality: recognised by professionals

Norms for earthing
• RGIE/AREI
• NFC 15-100
• UL 467
• BS 7430
• BS 6651

Norms for lightning protection
• NBN EN 62305-1-2-3-4
• BS 6651
• NFC 61740
• EN 50164
• VDE 0185
• EN 50164-2 : 2002

Certifications
Class 1, sub-categories P1, P2, T2
Recording : category 26-N°425.908.489.12.26.01
Radio-active certifications : RIS/7A.330.BA.03.346 (transport)
3530/BE-2618-B/1 (storage)

Photo-voltaic
EN 61215

CEM (electro-magnetic compatibility)
EN 50091-2