3M Venture Tape UL181A-P Aluminum Foil Tape 1581A, 2.5 in x 60 yd

3M Venture Tape UL181A-P Aluminum Tape 1581A provides a reliable hold needed for sealing, masking, and rigid duct board applications. Durable and conformable, this UL-listed adhesive is ideal for use on irregular surfaces and materials like faced fiberglass.

• UL181A-P: Standard for HVAC tapes used to seam, seal, and join rigid ductwork; this tape is applicable to various types of thermal insulation.
• UL818B-FX: Standard for HVAC tapes that seam, seal, and join Class 1 Flex Duct.
• ULC S102 Classified: Comparative measurement of flame spread and smoke development.

Key Specifications

• Tensile Strength: 29.0 lb/in
• Tape Thickness: 2 mil
• Elongation at Break: 10 percent
• Backing Material: Aluminum Foil
• Adhesive Type: Acrylic
• Dimensions: 60 yards x 3.9 inch Wide

High-Performing and Durable

This aluminum foil adhesive tape is coated with a pressure-sensitive acrylic adhesive system that performs well in elevated and cold weather conditions. It bonds immediately and ages well, resisting lifting and curling over time. Ideal for long-term installation, it conforms easily for more consistent application over irregular surfaces and around curves.

It’s commonly used for reflecting, wrapping, masking, sealing, and other applications where resistance to moisture, UV rays, and chemicals is important.

• Air Ducts
• Washing Machines
• Maintenance and Repair Jobs
• Automotive Applications
• Aerospace Industry

Sylvane’s Expert Take

This aluminum foil tape is easily applied to various thermal insulation materials and is a high-performing adhesive with UL181A-P, UL181B-FX, and ULC S102 listings. Customers will value its excellent strength and conformability and its sealant reliability at both cold and hot temperatures.