Metal cable trunking and galvanised cable trunking is manufactured in high quality hot-dipped galvanised sheet steel to BS4678 part 1 1978. It provides a robust solution for harsh environments and can be used to protect pipes and cables. Metal cable trunking comes in 3 metre lengths, each length is supplied with a pair of couplers. Sizes available include; 50mm x 50mm, 75mm x 75mm, 100 x 50mm, 100 x 100mm, and 150mm x 150mm. A full range of fittings which includes flat bends, internal bends, external bends, flat tee bends, internal couplers, stop ends, 45 degree flat bends, 45 degree external bends, 45 degree internal bends, outlet flanges, suspension hangers and reducers are also available. Conversion kits to transform standard galvanised box trunking into a tamper proof form are also available from CMW.