Eagle Geo-Flo Pipe is for closed-loop, ground-coupled heat pump systems. It is a high-density polyethylene pipe manufactured from polyethylene resin and is designed for use in water distribution, golf course installations and industrial applications. Eagle Geo-Flo comes in straight lengths as well as various coil lengths customized to your application. Geo-Flo carries a 50-year warranty. PWPoly, Card No. 180