The main characteristics of KDY to which you must pay attention: The length of the barrier stretch. Length stretch of the wire, declared by manufacturers, very often differs from reality. The main condition - the distance between the spirals must be within 390 mm. KDY tries to increase the distance between blades, as a consequence, to establish a highly efficient frontier defenses. For example: the declared length of the coil is 10 meters. The actual installation length, in order to ful...