Flash Seal part number FS1000-B is a black roof repair compound and among other things used for the sealing, protection and repair of flashing on roofs. It is well-suited for the treatment of bitumen-based products. Flash Seal can be applied in wet conditions and when applied in a layer thickness of 1.5 mm, it creates a waterproof seal after hardening.
It is a rubber polymer and is 100% lead-free, making it an ideal solution to use in water harvesting applications. It comes in both black and grey to match the colour of the roof.