Leaking roof, chimney or gutter causing problems? Rustoleum FILLCOAT® WATERPROOFING instantly repairs the leak, and can be used even in the rain. - Instant waterproofing - For all weather conditions - For bitumen, PVC, metal, glass, zinc, polyester and more - Crack bridging - Contains no harmful bitumen Email for more information or to place an order. For more information, have a look at