Telephone cable, not spreading combustion, sheathed in

Cable with film-porous-film polyethylene insulation, with screen from aluminopolymer tape, armoured with steel galvanized tapes, with protective hose from polymer composition, not containing halogens, with water-blocking materials. For laying in telephone sewerage, in collectors, tunnels, shafts, on 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.