ADS 4"x10' Corrugated Solid Poly Drainage Tube. It is made of HDPE (High Density Polyethylene) and has a maximum working temperature of 180°F and a minimum working temperature of -50°F. This flexible, lightweight pipe is an ideal choice for moving water away from a collection point such as a catch basin, downspout, or sump pump outlet. It can be connected using a variety of 4 inch singlewall fittings including tees, wyes, elbows, or couplers.