double jacket directly burial GYFTY63 fiber optic cable The GYFTY63 fiber optic string is a type of loose tube,non-metallic, burial fiber optic string tone- supporting optic fiber string. This string is designed for direct burial operations or underground conduit systems, making it particularly suitable for high- speed data transmission over long distances. also, direct burial fiber the GYFTY63 fiber string featuresanti-rodent and honey- retardant parcels, enhancing its effectiveness as a communication string. direct burial fiber optic string The string features unique redundant length control and precise stranded pitch operation, icing excellent mechanical and environmental performance. It's entirely free of essence factors, effectively defying electromagnetic hindrance. also, the string employs a glass fiber physical structure that effectively prevents irruptions by common pests similar as voles and ground squirrels. …