Instantly repair and prevent leaks with a watertight seal on a wide range of demanding surfaces with this LeakSeal Spray. The versatile, rubberized coating seals cracks, fills small holes and provides firm yet flexible protection against moisture and rust on surfaces that need it most. Plus, it dries to a paintable finish for discreet use virtually anywhere. LeakSeal Spray is perfect for gutters, roofs, flashing, ductwork, PVC, masonry, concrete and more.