A Tape with Versatility
Originally developed for heating, ventilating and air conditioning (HVAC) applications, duct tape is used today in a variety of maintenance, repair and construction settings. Due to its unique design and price, , 3M™ Contractor Grade Pro Strength Duct Tape 3979 is a strong choice for general indoor, everyday duties where strength and moisture resistance are necessary. The contractor-grade tape can also be used at temperatures as high as 200°F for up to 30 minutes.
3M™ Contractor Grade Pro Strength Duct Tape 3979 comes with a classic, silver-colored backing. Our sturdy cloth-reinforced tape can be torn from the roll and sticks instantly, providing a wide range of convenient solutions.
Recommended Applications
- Patching
- Bundling
- Reinforcing
- Tabbing
- Taping/splicing insulation
- Capping pipe
- Securing conduit ends
- Marking
- Labeling
- Temporary repair
- Hanging polyethylene drapes
- Protecting against light sandblast overspray
Built to Stick
3M’s family of rugged cloth and duct tapes adheres to most surfaces for applications ranging from bundling to moisture proofing, sealing to splicing, reinforcing to hanging poly drapes. Available in a variety of colors and strengths, they’re known best for their hand tearability, high tensile strength and conformability.

3M™ 53797, Flexible Diamond Belt 6451J, 1/2" Dia x 18" L, M125 Micron, Type G, Pattern B2, 7010509272
Norton 66254497067 - 2" X 1/4" 100 - 150 Grit Medium Grade Aluminum Oxide Vortex Rapid Blend Blue TR Non-Woven Abrasive Disc, 25 Each
Standard Abrasives 852435, S/C Unitized Wheel, 524, 3 in x 1/4 in x 1/4 in, 7100018773
3M 67856, Scotch Heavy Duty Shipping Packaging Tape, 3850-2, 1.88 in x 54.6 yd
(48 mm x 50 m), 2 Pack, 7100157930
3M™ 72013, Adapter 529-04-50, 110-120 VAC, 7000131705, 1 EA/Case
Dynabrade 12980 Universal Shank Arbor, 3/8" Female Thread
Norton 66623325035 - 2" 120 Grit Fine Grade Aluminum Oxide Vortex Rapid Prep Green TR Non-Woven Surface Preparation Disc, 50 Each
Dynabrade 92585 3-1/2" Dia. x Medium Hook-Face Surface Conditioning DynaBrite Disc, 10/pack
Norton 66254414832 - 3" X 1/4" X 1/4" Vortex Rapid Blend Unified Wheel, 5am U2305, 40 Each
Dynabrade 78182 3" Dia. Medium DynaBrite Locking-Type Disc, 25/pack
Dynabrade 90875 2" Dia. Super Fine NWN DynaBrite Locking-Type Disc, 25/pack
Norton 66261014897 2" x 1/4" Bear-Tex NEX Rapid Blend AO Medium Grit TR (Type III) Non-Woven Wheel, 60 Each
Dynabrade 78424 4-1/2" Dia. x 3/8" Medium DynaBrite Surface Conditioning Disc, 25/pack
Standard Abrasives 727132, A/O Cross Pad, 8 PLY, 4 in x 4 in x 1 in, 1/4-20, 80, 7100105070
Standard Abrasives 853352, GP Plus Wheel, 8 in x 1 in x 3 in 8S MED, 7000047116
Dynabrade 53533 Cone or Plug Grinder (Triple Extension)
Standard Abrasives 880215, Buff and Blend GP Wheel, 2 in x 2 Ply x 1/4 in A MED, 7100095227
Standard Abrasives 898002, Buff and Blend Combi-Wheel, 2 in x 1 in x 1/4 in A VFN 120, 7000122222
Dynabrade 53270 7" (180 mm) Dia. Right-Angle Disc Sander
Dynabrade 13509 Dynastraight Finishing Tool, Rear Exhaust, 6,000 RPM, 5/8" (16 mm) or 1" (25 mm) Dia. Arbor
Dynabrade 11684 Dynabelter Contact Arm Assembly 4" DIA X 5/8" W., 40 Duro Serrated
Standard Abrasives 530292, Zirconia Resin Fiber Disc, 7 in x 7/8 in 36, 7010310585
Dynabrade 14360 Pneumatic Pipe Belt Finisher
3M 26016, PPS Series 2.0 Adapter, Type S9, 16 mm Male, 1.5 mm Thread, 7100135330
Norton 66261014792 - 2" Medium Grade Aluminum Oxide Bear-Tex Speed-Lok High Strength Maroon TR Non-Woven Abrasive Disc 160 Each
Standard Abrasives 853210, S/C Unitized Wheel, 532, 2 in x 1/4 in x 1/4 in, 7000121885 
