150 SQUARE FEET of radiant barrier insulation: 4 RollS OF (36 in. wide x 25 ft.) long of non-breathable (non-perforated) double-sided aluminum insulation that can be used as a vapor barrier. SUPERIOR STRENGTH & DURABILITY: This is an 8mil Super Strong Radiant Barrier classified as an industrial grade product that will not tear or puncture but cuts easily with a razor knife or scissors.
eBay