Is a pre-impregnated fiberglass reinforced side which is activated with water. Is used to rebuild and strengthen deteriorated structures such as tubes, poles, masts, structures subject to erosion and corrosion. This system is extremely used, fast and easy application adapts to all situations is out of the water and below the water for mechanical protection by creating a shield resistant to high energy absorption. Essential for repairing pipelines in water loss, all diameters, and all corrosive materials