Dura-Line Smoothwall HDPE innerduct/conduit — flexible HDPE conduit designed for telecommunications and electrical installations. Smoothwall conduit is offered in multiple wall types (SDR, SIDR, SCH), widths and colors, and can be supplied with optional pre-installed pull tape (tensile options up to 2500 lb) and locatable tracer/locatable tape. Product meets or exceeds common industry standards (ASTM, NEMA, UL) and is available on long continuous reels to reduce joints and installation time.