Halogen-free cable routing duct 12x20 with adhesive tape L=2, 1m, traffic white. Electrical installation duct system cable routing duct LFW made of halogen-free plastic in accordance with DIN EN 50085-1 for laying cables. Halogen-free plastic is flame-retardant and does not develop any corrosive fire gases when in contact with moisture, e.g. fire-fighting water. This means that electronic devices and material assets are better protected. Duct bottom/top with pre-assembled and adjustable retaining clips with or without adhesive tape. The top can only be opened with a tool and thus ensures that the lid is held securely. Note: Sound and fire protection measures must be carried out professionally.