Roof Leak Repair agent:Waterproof agent,easily solve the problem of water leakage.Clean the foundation surface before construction to ensure that the foundation surface is dry and dry. Powerful sealant sprayhas a strong adhesive action that it can easily and quickly bind to most surfaces that is subjected to and can be particularly useful wherein protection is required. Efficient Waterproof: Seal Rubber Sealant Coating Spray is your quick and easy way to apply,seal,protect and prevent leakage After drying,you can apply any color. Long-lasting:with a Quick-drying Ingredients for Easy Plaster, Repair, and Seal. Powerful Solution with a Long-lasting Result.a Waterproof Layer Can Be Formed After 24-48 Hours,and the Waterproof Layer Will Become Stronger over Time. Fit for:Water seepage through cracks,Water seepage of window sill,Water seepage in toilet,Wall water seepage,Roof seepage,Water seepage of external wall.