200 SQUARE FEET of radiant barrier insulation: (48 in. wide x 50 ft. long) of non-breathable (non-perforated) double-sided PURE aluminum insulation that can be used as a vapor barrier. DEFENSE AGAINST OXIDATION AND CORROSION: This Radiant Barrier is waterproof and also adds corrosion and oxidation protection to maximize it’s lifespan.
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