Icon FastFix Sump repair patches: UV-cured fiberglass repair patch suitable for a variety of surfaces including concrete, steel, fiberglass, and polyethylene. It shines in aggressive environments like aboveground and underground fuel storage systems, curing in as little as 15 minutes under natural light or with a UV flashlight. This peel-and-stick application can withstand pressures over 150 bar once fully cured, making it an all-fuels compatible solution for structural and protective sump and chamber repair.