LSZH sheathed flame retardant power cables and flame retardant control cables, designed as per BS 7211, EN 50525, BS 8573, BS 6724, etc, meeting the standards of IEC 60332, IEC 60754-1, IEC 60754-2, IEC 61034, etc. are suitable for building wiring, especially in areas where smoke and fume emissions may cause a potential threat to life but not for burial in the ground, either directly or in ducts. Those cables can be water resistant, oil resistant and UV resistant.