Bottom section C-profile BRA 68x210mm, top section 120mm, aluminum, traffic white. Bottom section of the electrical installation duct system. Aluminum duct according to DIN EN 50085-1 as a device installation duct. With bottom perforation for direct wall mounting and additional rectangular perforation for tool-free fastening of the duct using clip technology on brackets. With C-profile for fastening devices, device installation boxes with quick fastening and partition walls. With top section width 80 mm, front-locking device installation for tool-free assembly is also possible. Couplings for potential equalization and for simple and precise duct connection, partition walls and cable retention clips available as accessories. Note: Potential equalization, earthing, sound and fire protection measures must be carried out professionally.