Get rid of pinhole leaks forever! Nu Flow's patented epoxy coating process offers a modern alternative to a traditional repipe. Find an affordable, permanent solution to your plumbing problems. Our epoxy coating process was developed and patented by the U.S. Navy and has been successfully applied by Nu Flow technicians for nearly 30 years. With the highest success rate in the industry, Nu Flow has the knowledge and experience to handle any type of job. With projects ranging from hospitals and municipal water facilities, to residential and commercial buildings, no job is too big or too small!