Black drain pipe.
4 in. x 70 ft. Solid Drain Pipe. Corrugated pipe, flexible, light weight for outdoor drainage project. The pipe can be connected using either a variety of 4 in. singlewall fittings including tees, wyes, elbows, or couplers. Good for moving water away from a collection point such as a catch basin, downspout, or sump pump outlet.