Plastic trunking sizes range, with widths ranging from 3mm to about 300mm, even though depth can go from under 10mm to more than 100mm. Plastic cable conduits are commonly located in workplaces, particularly places of work. Indoor Purposes: Trunking is especially used indoors as it helps you to hold wiring https://cabletrunking79011.blogthisbiz.com/44101761/electrical-trunking-an-overview