Rust-Oleum 265494 12-Ounce Leak Seal Flexible Rubber Sealant, Black - 6 Pack 267970

12 oz. aerosol Rubberized protective utility coating designed to seal leaks and cracks instantly Provides a water tight flexible seal that prevents moisture penetration, rust and corrosion Great for gutters, roofs, flashing, duct work, PVC, drains, masonry, concrete and more Paintable finish Can