HDPE Conduit or pipe can be installed via trenching, plowing, and directional drilling. Smoothwall and Ribbed wall are available in numerous colors and stripe combinations for easy identification. There are numerous wall thicknesses available as required to meet the particular installation methods and ground conditions. HDPE Conduit HDPE Pipe Smoothwall Conduit High Density polyethylene conduit duraline dura-line duraline dura line dura-line Corporation pipe conduit smoothwall hdpe orange empty 10005529