Sikaflex 255 FC is a one-component, elastic, high-performance, direct-glazing adhesive with gap-filling capabilities that cures on exposure to atmospheric humidity and forms a durable elastomer. Sikaflex 255 FC is designed for direct glazing applications with mineral glass-based windows as well as bonding metal panels (primed and painted). Sikaflex 255 FC offers extremely high initial bond strength and is resistant to fresh water, seawater, dilute acids and caustic solutions.. Its fast rate of cure results in rapid strength development and shorter service times. Typical applications include: bonding trim, molding and all kinds of styling elements, structural bonding of large parts, including sheet metal, composites and glass and used to replace rivets and other mechanical fasteners. Sikaflex255 FC is suitable only for experienced professional users.