Titebond WeatherMaster Metal Roof Sealant

Specifically formulated to outperform all other sealant technologies, including silicones, tri-polymers, and polyurethanes. This superior polymer formula provides a waterproof seal against water, wind, dust, and dirt. It offers exceptional adhesion to Kynar coated metal materials, along with standard metal, aluminum, steel, galvanized bonderized surfaces, plastics, and glass. The product is ideal for use on a wide variety of metal roof, trim, architectural metal siding, aluminum, galvanized steel, galvanized gutters, flashing, and downspouts. It also provides unbeatable adhesion to wood, brass, and other common building substrates. If touch-ups are necessary, it is paintable in 1 hour after application with water-based paint. It extrudes in extreme weather conditions down to 0 deg. F., and is UV-resistant, making it the ideal choice for exterior applications. It will expand and contract with the change of weather and temperature and will not crack. This sealant contains no solvents of isocyanates and is VOC compliant.