AFL's ADSS (All-Dielectric Self-Supporting) fiber optic cable is designed for aerial installation without the need for messenger wire. Lightweight, non-metallic, and durable, it's ideal for power utility and telecommunications applications in harsh environments. 200um or 250um Bare Fibers, are positioned into a loose tube made of high modulus plastics. The tubes are filled with a water-resistant filling compound. com 1 (800) 866-7385 © 2024, AFL, all rights reserved.