Pipe Restoration system revolutionizes trenchless pipe rehabilitation. Featuring a patented robotic 500-foot PPG SMART TETHER™ that maneuvers efficiently around multiple 90° bends and vertical pipes, we provide a solution where digging or other trenchless methods are prohibitive. This proven system is best suited for 24" or larger diameter pipes and features a spray-applied, fast-drying polymeric coating that meets the requirements of ANSI 61.