Cable routing duct on a roll with adhesive tape PVC LFR 20x35mm traffic white. Electrical installation duct system cable routing duct LFR made of plastic for laying cables, consisting of a flat profile with locking contour as a foldable duct with pre-punched bottom holes at a distance of 120 mm. The flat profile is equipped with double-sided adhesive tape and can optionally be attached to smooth and dust-free surfaces without screws.