The T-Line metal perforated and non-perforated cable tray system (with and without cover) is designed for organizing open cable routes for power and low-current engineering systems in industrial, civil, commercial, and municipal construction projects. The tray system allows for installation on vertical (walls), horizontal (floor, ceiling), and inclined surfaces. Trays, accessories, and suspension systems are manufactured using patented technology within the Russian Federation. A wide range of accessories and mounting elements allows for the construction of routes of any complexity.