Dura-Line UL Listed HDPE conduit (Smoothwall, coilable) is a flexible non-metallic raceway used to protect underground cables and wires. Offers superior crush resistance, low coefficient of friction, high tensile strength, sequential footage marking, multiple color and striping options, and is available in Schedule 40, Schedule 80, and SDR 13.5 variants. Typical applications include direct burial, plow, trench, directional bore, tray, or aerial installations.