3M Aluminum Foil Tape 431, 25 mm x 55 m 3.1 mil

Heavy-duty aluminum foil tape engineered for demanding applications. The 3.1 mil thickness delivers superior durability and conformability on irregular surfaces. 25 mm width and 55-meter roll provide ample coverage for HVAC, insulation, sealing, and repair projects. Features strong adhesive that bonds securely to metal, glass, and most surfaces. Temperature resistant and moisture-proof, making it ideal for both indoor and outdoor use. Professional-grade performance from a trusted industrial brand.

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