The Perma-Patch system from Perma-Liner Industries Inc. can repair sewer laterals with small cracks, holes or joint separations without excavation. Through an open cleanout, a technician inserts a push cable and a reusable, inflatable bladder used to affix an epoxy-coated fiberglass mat over the damaged area. Once inflated, the bladder remains in place for three hours.When it is removed, the repaired area is a structurally sound new pipe, says Morgan Trouard, director of marketing for Perma-Liner. “This system is much quicker and cost effective than digging out a pipe and replacing it, and the patch has a minimum lifespan of
