Flash Harry Alu Flash is an aluminium-backed self-adhesive bitumen sealing tape designed for instant waterproofing repairs on roofs and exterior surfaces. This peel-and-stick waterproofing solution provides fast, reliable sealing for common roofing defects without the need for complicated application methods.
 
Its flexible bitumen backing and durable aluminium finish make it ideal for emergency roof repairs, even when rain is imminent. Alu Flash bonds securely to a wide range of roofing materials while delivering long-lasting weather protection.