3M 3311 Aluminum Foil Tape, Vapor Resistant, Rubber Adhesive, Suitable for HVAC/Air Duct/Patch Work, Silver, 3 in x 50 yds, 1 Roll

The 3M 3311 Aluminum Foil Tape is a high-performance, vapor-resistant tape designed for sealing, patching, and heat-reflective applications. This durable tape features a flexible aluminum foil backing that provides excellent thermal conductivity and resistance to moisture, chemicals, and UV exposure. Its strong rubber adhesive ensures a secure bond on a variety of surfaces, making it ideal for HVAC systems, insulation sealing, and general maintenance tasks. With its conformable design and reliable adhesion, this silver foil tape delivers long-lasting performance in demanding environments.

• FOIL TAPE: This tape features a conformable foil backing with a high tack, pressure-sensitive, rubber adhesive. The rubber adhesive adheres to a variety of smooth or irregular surfaces.
• RESISTANT: 3M 3311 provides resistance to flame, moisture, weather, UV degradation, some chemicals, water vapor, odor, and smoke transmission.
• THERMALLY CONDUCTIVE: This tapes thermal conductivity helps cooling and heating efficiency, improving efficiency in systems. It also makes it perfect for sealing aluminum faced insulation seams and joints.
• APPLICATIONS: Excellent for sealing aluminum faced insulation seams and joints, duct sealing, general purpose repair and maintenance, and temporary and emergency repair of metal surfaces.
• SPECIFICATIONS: This foil tape measures 3 inches wide by 50 yards long and includes a paper liner. UL723 Rating for Flame Spread and Smoke and performs in temperatures ranging from -10°F to 180°F.