Dura-Line Smoothwall HDPE conduit (1.25" trade size, SDR-11) is a flexible smooth-wall HDPE conduit designed for telecommunications and utility applications. This SKU (MFR #10011362) is supplied on a 2,500' reel, colored orange, and factory-installed with 1250# pull tape. Smoothwall conduit performs well for aerial, direct buried, and underground installations and can be furnished with SILICORE lining for reduced friction on cable pulls (per distributor and Dura-Line product literature).