3M 7100145925 Vinyl Duct Tape Gray 2in X 50yd 6.3 Mil

Product Description

The 3M 7100145925 is an industrial-strength vinyl duct tape designed for demanding sealing, bundling, and repair applications in HVAC and mechanical systems. Constructed with a polyethylene film layer over a dense cloth scrim and bonded with an aggressive rubber adhesive, this tape delivers reliable abrasion resistance and moisture resistance. At 6.3 mil total thickness, it holds up in environments where standard tapes fail. The 2-inch width and 50-yard length per roll make it a practical choice for HVAC technicians and sheet metal workers handling duct sealing, insulation repair, and general mechanical work.

This tape is suited for residential and commercial HVAC duct applications, as well as general industrial maintenance tasks. Its moisture-resistant construction makes it appropriate for use in humid mechanical rooms, crawlspaces, and plenum-adjacent areas. HVAC technicians and facilities maintenance crews typically stock this roll for on-the-job duct repairs, vapor barrier patching, and surface protection work where a conformable, high-tack cloth-backed tape is required.

Key Features

• Polyethylene film over dense cloth scrim construction for tear resistance and conformability
• Aggressive rubber adhesive provides high initial tack on metal, plastic, and insulation surfaces
• 6.3 mil gauge handles abrasion and wear in mechanical and HVAC environments
• Moisture-resistant construction suited for humid or wet mechanical spaces
• 2-inch width and 50-yard length per roll for efficient coverage on standard duct work

Compatibility

Designed as an industrial-grade vinyl duct tape for use on metal ductwork, duct insulation, vapor barriers, and general mechanical surfaces in residential and commercial HVAC applications.

Installation Notes

This tape is applied by HVAC technicians, sheet metal workers, and facilities maintenance personnel. Surfaces should be clean, dry, and free of dust or oil before application to ensure full adhesive contact. No special tools are required beyond a tape dispenser or utility knife for clean cuts. Follow local mechanical codes regarding approved sealing methods for pressurized duct systems, as some jurisdictions require mastic or listed foil tape for pressure-rated duct connections.

Technical Specifications

• Tape Gauge: 6.3 mil
• Width: 2 inches
• Length: 50 yards
• Color: Gray
• Construction: Polyethylene film over cloth scrim with rubber adhesive
• Unit of Measure: Roll
• Weight: 1.17 pounds
• UPC: 00051131069848

Standard Information

• Brand: 3M
• Manufacturer Part Number: 7100145925