1" HDPE PE3408 Poly Water Pipe With the acquisition of Texas-based Independent Pipe Products, Inc. (IPPI), Georg Fischer Central Plastics offers complete, one-stop end-to-end polyethylene piping systems solutions. A global market leader in the supply of pipe and fabricated fittings for imperial piping systems, IPPI’s leading lines of HDPE pipe are available in sizes extending to 65" IPS.Sold in 20 foot increments