Non-perforated HDZ rolled trays (made by immersing the finished product in molten zinc) are part of the metal cable containment systems of the IEK group of companies. They are designed for the installation and protection of power and low-current cables. When used with a cover, it provides maximum protection of the cable from external influences, dust, and moisture. Depending on the version, the trays can be used both inside public and industrial buildings, structures, and retail facilities, and outdoors under a canopy, in the open air, as well as in high-humidity rooms. The IEK rolled tray system consists of straight elements and accessories designed to change the route direction, as well as covers and connecting elements of various sizes. In accordance with safety requirements, the product complies with the IEC 61537 technical regulation.