From the Manufacturer
3M Scotch Carpet Seaming Tape is used indoors or outdoors with synthetic or foam-backed carpets or artificial turfs. This self-sticking, fiberglass reinforced professional carpet seaming tape comes on a roll that is 2-1/2 inches in width and 15 feet in length. No iron is needed. 3M Rug and Carpet Tapes come in a variety of styles and sizes. Use them for holding rugs and carpets to a variety of subfloors, including indoor and outdoor carpets, artificial turfs, marine carpets, foam and synthetic-backed carpets.
Product Description
Scotch, 2.5" x 15', Carpet Tape, Indoor/Outdoor Carpet Seaming Tape For Joining Carpets, Fiberglass, Self-Stick, Designed To Seam 2 Pieces Of Carpet Together, No Iron Required.