Flex Seal is a rubberized sealant spray coating that sprays out as a liquid, seeps into cracks and holes, and dries to a watertight, flexible coating. It's the easy way to coat, seal, and stop leaks fast. FEATURES• Easy-to-use, portable, aerosol spray• Sprays out as a liquid and dries as a strong, rubberized coating• Stays flexible and pliable• Lasts for years• Won't sag or drip in summer heat• Doesn't crack or peel in winter cold• Stops vibrations and deadens noise• Protects surface from corrosion• Can be used on wet or dry surfaces• Once completely dry, it can be painted any colorCOMMON APPLICATIONS• Fix leaky roofs, gutters, and downspouts• Repair RVs, campers, and mobile homes• Repair skylights• Vent pipes• For roof drip edges and flashings• Leaky or broken hose and PVC pipe repairs• To seal or repair windowsills• For A/C drip pans, portable A/C units, duct work, and chimneys• On boats and other personal watercrafts• Flat, metal, rubberized and granulated roof repairs and leaks• And much more! Ideal for uses around the home, boat, & RV Locks out air & moisture | Flex Seal Spray, 14 oz, Black