Professional-grade duct tape with aggressive synthetic rubber adhesive and cloth-reinforced backing for tough maintenance, repair, and construction jobs. Individually wrapped rolls in cases of 24.
3M™ Contractor Grade Pro Strength Duct Tape 3979 is a versatile, general-purpose duct tape engineered for tough indoor maintenance, repair, and construction applications. Constructed with polyethylene film laminated to cloth backing with aggressive synthetic rubber adhesive, this economical tape delivers reliable performance across a wide variety of surfaces. The medium-strength cloth-reinforced backing provides excellent tensile strength for bundling applications while resisting water, wear, and light abrasion. Originally developed for HVAC applications, this contractor-grade tape has evolved into an essential tool for MRO and construction professionals seeking dependable, cost-effective solutions.
This professional-grade duct tape features an instantly gripping synthetic rubber adhesive that adheres to most surfaces without requiring special preparation. The reinforced cloth backing ensures high tensile strength and superior hand tearability, allowing for quick, clean tears both down and across the roll. With a tensile strength of 32 lb. and an elongation at break of 26%, this tape excels in holding, marking, and temporary repair applications. The tape is removable with little or no adhesive residue up to three months after application, making it ideal for temporary solutions in maintenance and repair scenarios.
The silver-colored backing provides excellent visibility for marking and identification purposes. Available in individually wrapped rolls packaged conveniently in cases of 24, this tape is designed for industrial and occupational use by trained professionals. Operating effectively at temperatures up to 200°F for up to 30 minutes, this tape handles demanding conditions in maintenance shops, construction sites, and facilities management environments. Whether used for patching, bundling pipe, pulling wire, hanging polyethylene drapes, or protecting against light sandblast overspray, the 3M Contractor Grade Pro Strength Duct Tape 3979 delivers the strength and reliability professionals demand.
Key Features
- Aggressive synthetic rubber adhesive grips wide variety of surfaces instantly
- Medium-strength cloth-reinforced backing provides high tensile strength for bundling applications
- Water-resistant and resists wear and light abrasion for reliable performance
- Tears cleanly both down and across the roll for convenient application
- Removable with minimal adhesive residue up to three months after application
- Operates effectively at temperatures up to 200°F for up to 30 minutes
- Economically priced contractor-grade solution for maintenance and repair
- Silver-colored backing for excellent visibility and marking purposes
Technical Specifications
| Specification |
Value |
| Product Number | 3979 |
| Brand | 3M™ |
| Color | Silver |
| Width | 1.88 inches (47.75 mm) |
| Length | 60 yards (54.86 meters) |
| Core Size | 3 inches (76.2 mm) |
| Adhesive Type | Synthetic Rubber |
| Backing Material | Polyethylene/Cloth Scrim |
| Tensile Strength | 32 lb. (56 N/cm) |
| Elongation at Break | 26% |
| Maximum Operating Temperature | 200°F (93°C) |
| Indoor/Outdoor Rating | Indoor |
| Shelf Life | 18 Months |
| Units per Case | 24 Rolls |
| Smallest Saleable Unit | Roll |
| UPC Code | 00051115640704 |
| 3M ID | 7010375912 |
| Application Type | Holding, Marking, Temporary Repairs |
| Recommended Temperature Duration | Up to 30 minutes at maximum temperature |
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