Cable trunking systems and cable ducting systems for electrical installations. Cable trunking systems and cable ducting systems intended for mounting on walls and ceilings|Electrical properties of materials, Ducts (building services), Performance testing, Electromagnetic compatibility, Thermal properties of materials, Instructions for use, Electric cable systems, Walls, Fire tests, Electric conductors, Marking, Ceilings, Classification systems, Electric conduits, Ducting, Mechanical properties of materials, Electric wiring systems, Electrical installations, Trunking, Electrical insulating materials