Flash Harry Alu Flash Tape Waterproofing (50mm x 10m) is a high-performance adhesive tape designed for sealing and waterproofing applications. With a 50mm width and 10-meter length, it provides a versatile solution for covering joints, seams, and other potential water entry points. The aluminum backing enhances durability and reflects heat, while the strong adhesive ensures a reliable, long-lasting seal. Ideal for use in roofing, repairs, and various construction projects to prevent moisture ingress and improve waterproofing.