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 01326, PSA Cloth Disc 348D, P240 X-weight, 3 in x NH, Die 300V, 7000045069
Dynabrade 51623 .1 hp Straight-Line Extension Pencil Grinder, Central Vacuum, 1/8" Collet
3M 20922, PSA Cloth Disc 348D, 60 X-weight, 1-1/2 in x NH, Die 150S, 7010326528.
3M 76429, Roloc Disc 361F, 36 YF-weight, TR, 4 in, Die R400BB, 7000148152
ACS Diamond Cloth Belt, CX1250 3" X 30" 75U
ACS CX1250 Diamond Belt, 1/2" X 24" 9u
Dynabrade 07107 Vane Set (5pk)
3M 11412, Roloc Disc 361F, 36 YF-weight, TR, 1 in, Die R100N, 7000045092
Dynabrade 95842 Dynabrade Air Lube 10W/NR, 1 Pint
3M 11137, Roloc Disc 361F, 50 YF-weight, TR, 1-1/2 in, Die R150S, 7000045094
3M 21543, Scotch-Brite Roloc Clean and Strip XT Pro Extra Cut Disc, TR, 2 in x NH, A XCS, 7100179815, 60/box
3M 87270, Scotch-Weld Epoxy Adhesive DP105, Clear, 200 mL Duo-Pak, 7010309884, 12/case
Dynabrade 51926 Vane Set (4pk)
3M 22404, Roloc Disc 361F, 80 YF-weight, TR, 3 in, Die R300V, 7000045100
3M 46448, Goggle Clip For Hard Hat, 46448-00000, 10 Pair/Case, 7000127229
3M 27551, EMI Copper Foil Shielding Tape 1181, 1/2 in x 18 yd (12.70 mm x 16.5m), 7000132182
3M 13743, Scotch-Brite EXL Unitized Wheel, XL-UW, 2S Fine, 6 in x 1 in x 1 in, 7000028479
3M 13170, Scotch-Brite Multi-Finishing Wheel, MU-WL, 2S Coarse, 6 in x 1 in x 1 in, 7100006330
3M 22397, Roloc Disc 361F, 60 YF-weight, TR, 1-1/2 in x NH, 7000045097 
