Construction: soft (annealed) copper tape, grade CW004A Conductor: copper Sizes: 25 x 3mm (25m coil), 25 x 4mm (50m coil); other sections and coil lengths on request Application: earth grid, busbar bonding, substation and structural earthing Options: bare, or PVC-covered on request; supplied in coils, cut to length Standard: BS EN 13601 (CW004A)