Approved materials include steel, plastic, and aluminum, ensuring fire resistance, insulation, and durability. UK cable trays follow British and International Electrotechnical Commission (IEC) standards: BS EN 61537: Defines mechanical strength and corrosion resistance. Clear cable routing – Organized and safe cable management, easy maintenance, helps prevent failures. Fast installation – Reduce installation costs with quick and efficient. We offer a wide range of cable tray systems to support tubing, electrical cables and instrumentation. This article provides a detailed comparison of these materials, with a focus on why steel cable trays.