Engineered for versatile application in telecommunications and networking, the 12.7/9.6mm Riser Microduct by Duraline is an essential solution for efficient installation and management of fiber and cable systems. Constructed from high-density polyethylene (HDPE), this microduct boasts a riser fire-retardant formulation that complies with ETL standards, ensuring safety and reliability in vertical installations. Its unique design features straight internal ribs that facilitate optimal cable pulling and a permanently lubricated SILICORE inner lining, enhancing performance and longevity. The pre-installed pull string simplifies the pulling process, while the inkjet print marking option provides easy identification of duct contents. With a length of 2,500 feet, this product offers ample coverage for expansive projects, making it ideal for any contractor looking to effectively manage their conduit installations.