Plastic trunking measurements change, with widths starting from 3mm to around 300mm, even though depth can go from under 10mm to more than 100mm. Plastic cable conduits are generally located in workplaces, especially places of work. Cable trays are intended to resist the load of cables and also other masses, https://josueibqer.thekatyblog.com/35535269/the-best-side-of-electrical-trunking