The fiber optic duct hose is made of high-quality PP material, with excellent flexibility and wear resistance, and can adapt to various complex wiring scenarios. The inner diameters of the hose are 42mm, 56mm, and 80mm, respectively, to meet the laying requirements of optical fibers of different specifications, ensuring efficient and stable optical fiber transmission. Its flame retardant performance meets the UL94 FV-0 standard, ensuring safe use under extreme conditions. The hose design is flexible and easy to bend and fix, providing all-round protection for optical fiber lines.cable management hose 56mm fiber.56mm corrugated tubing for fiber optic cable. Whether it is a complex wiring scenario or a narrow space, the fiber optic duct hose can easily cope with it, ensuring that optical fiber transmission is not restricted and improving overall network performance.