This 4-inch Schedule 80 conduit from Duraline is crafted from high-density polyethylene (HDPE), featuring a smooth wall design that enhances its structural integrity and allows for streamlined installation. Ideal for various pipe and conduit applications, this product ensures durability and resistance to harsh environmental conditions. The black HDPE construction not only contributes to its strength but also aids in minimizing physical damage, making it a reliable choice for those seeking robust conduit solutions.