SUPERPILE® pushes durability to the next level, with electrical-grade fiberglass and high-impact, high-strength polyurethane resin. This material provides an exceptionally strong pipe with excellent corrosion resistance, meaning fiberglass pipe piles will not rust, rot, corrode, or spall. Furthermore, SUPERPILE® pipes can be manufactured in smaller diameters and at high production rates. SUPERPILE® is supplied come in specific diameters and wall thicknesses: 10” OD with 3/8” wall 12” OD with 3/8” or ½” wall 16” OD with ½” wall