DOUBLE-SIDED TAPE: Sold in sets of 4 rolls (60 yards each). Total = 1-1/2 inch x 240 yards. Serves 2000 sq. ft. Don't need that much? Click to order only 2 rolls.
Keeps insulation from blowing during install. Also helps attach insulation to surface and seal seams. Tape seams to improve insulation performance.
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