GYTS GYTA GYFTS GYFTA is a standard & traditional fiber optic cable installed in the underground duct outdoor . It is multi-strand buffer loose tube design ,with metal armored like corrugated steel tape ,Aluminum tape etc ,which effectively provides anti-rodent ( like mouse, termite) protection for the fiber optic cable ,extend the fiber optic cable work life. The Optical fiber models often take single mode optical fiber G652D G655 or Both of them Hybrid