Cable guiding device for use in the installation of cables

The device (24) has an attachment element provided with a slot (28) that is formed on a flat wall. A cable guide system (26) is arranged on opposite side of the slot that is extended to an arc part. A groove is formed in a retainer of a cable (20) by the cable guide system. Two parallel running grooves are formed in the retainer of the cable. The attachment element comprises recesses (34) that are matched with an upper edge groove. An abutment i.e. through hole, of a band shaped attaching unit is formed by the recesses.