As per Turkish Telecom Specifciations Multi Loose Tube structure is made of an assembly of coloured
tubes around a central strength element. Outdoor cables guarantees the protection of cable where the
mechanical damage risk exists and also to guarantee stability towards environmental influences such
as frost and humidity. The interstices between tubes and central strength member are filled with
petroleum jelly to prevent water penetration. Aramid yarns are helically applied over the tube to
provide additional tensile strength to the cable. Polyethylene (PE) sheath which is resistant to
stress cracking and UV radiation. Cable construction according to Turkish Telekom specification.