Dura Coat® is constructed using polyester or vinyl ester resin combined with reinforcement layers of fiberglass chopped strand mat and surfacing veils, which serve as an effective top corrosion barrier. During the lamination process, cured with a catalyst system, Dura Coat lining offers robust protection for steel and concrete, guarding against leaks and damage caused by corrosion.sure the superior quality of our lining and provide maximum satisfaction to our customers, we carefully select high quality materials and manufacture according to the international standard. Our Lining is available in various colors and it has a fast and easy application.