Telephone cable, not spreading combustion, in a sheath

Cable with continuous polyethylene insulation, with screen from aluminopolymer tape, armoured with steel galvanized tapes, with protective hose from halogen-free polymer composition, with water-blocking materials. For laying in telephone sewers, in collectors, tunnels, shafts, on the walls of buildings with mass stay of people, including multifunctional high-rise buildings and buildings-complexes, if there is a danger of mechanical damage during operation, for laying in soils (in the absence of tensile forces), and in conditions of high humidity.