Cable trays are designed to withstand the weight of cables and various loads, and to avoid the development of incredibly hot spots, electromagnetic interference, and cable damage. Metallic Trunking: Metallic Trunking is formed from mild metal sheet, coated with grey or silver enamel paint for internal use or even a https://electrical-trunking80122.anchor-blog.com/17432557/not-known-facts-about-electrical-trunking