BFOU(i) mud-resistant marine and offshore instrumentation cable, 8 triads of 1.5 mm² stranded copper conductors under a 27 mm outer diameter grey sheath. Halogen-free flame-retardant construction to IEC 60332-3 for use in ships, rigs and industrial plants where fire spread must be limited. Supplied on 500 m drums for continuous cable-tray or trunking installation.