The key to a tight-fitting, professional-looking seam is to start with a double-cutting technique that matches the two edges perfectly.

3M Rug and Carpet Tapes come in a variety of styles and sizes. Get it by Monday, Jul 6. Amazon's Choice for "carpet tape" XFasten Double Sided Carpet Tape for Area Rugs, Residue-Free, 2-Inch x 30 Yards; Wood Safe 2 Faced Rug Tape for Carpet to Floor and Rug to Carpet Applications. 3M Scotch Carpet Seaming Tape is used indoors or outdoors with synthetic or foam-backed carpets or artificial turfs. Duck 286519 Self-Adhesive Fiberglass Carpet Seaming Tape, 2.44"x 15', Single Roll: Amazon.ca: Tools & Home Improvement

Seaming carpet like a pro requires precise cuts and proper seaming technique using heat-activated carpet seaming tape and a seaming iron.

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No iron is needed. CDN$ 22.97 CDN$ 22.

4.4 out of 5 stars 3,818. This self-sticking, fiberglass reinforced professional carpet seaming tape comes on a roll that is 2-1/2 Inch in width and 15 feet in length.