This Rope Selection Guide and Recommended Standard Specifications summarizes the key points for choosing the right rope: clarify the application, understand the working environment, define load and safety requirements (WLL / MBL), and then match suitable material . This Rope Selection Guide and Recommended Standard Specifications summarizes the key points for choosing the right rope: clarify the application, understand the working environment, define load and safety requirements (WLL / MBL), and then match suitable material . Our OPTOFLEX wire and cable protection products provide reliability, durability, and high performance in your demanding applications. Our products are used to safeguard and protect fiber optic wires and cables against heat, cold, moisture, dirt, dust, pressure stress, UV and other potentially. This publication was last reviewed and confirmed in 2025. Therefore this version remains current. This document specifies the general characteristics of fibre ropes and their constituent materials. The charter of the FOA was to promote professionalism in fiber optics through education, certification, and. • Corrugated flexible innerduct UL listed & CSA certified listed for applications in Optical Fiber/ Communication Cable Raceway systems. Suitable for use for use as Raceway for Optical and Communication Cables in vertical runs in a shaft or between floors. Across the entire WireCo WorldGroup organization, we draw from our.