A perforated cable tray—also called a ventilated trough tray —features a solid bottom with regularly spaced ventilation holes and continuous side rails. Our solid bottom trough tray is used to carry smaller instrumentation, data communications, computer, telephone, control and fiber optic cable from one location to another. It's the ultimate protection for your cables. The Cablofil Fiber. Jiangsu Holdee Electric Co. We not only have our own warehouse and production workshop, but also have a huge hot dipped galvanized workshop. so in. The trough type cable tray represents a fundamental infrastructure component designed to support and organize electrical cables in commercial, industrial, and residential installations.
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