3M 425 Aluminum Foil Tape provides high-temperature resistance, moisture sealing, and EMI/RFI shielding. Its strong aluminum backing withstands extreme conditions, making it ideal for HVAC, aerospace, and industrial applications. With a pressure-sensitive adhesive, it conforms to irregular surfaces for a secure bond. This versatile tape delivers excellent corrosion resistance, thermal insulation, and long-term durability in harsh environments.