Margar Radiant Barrier Insulation Roll 1000 Sq Ft (4ft x 250ft), Perforated Breathable Double Foil Reflective Heat Shield, Heavy Duty Reflective Attic Foil, Reflective Aluminum House Wrap Thermal Roll — Open-Box, 44% Off

【High Efficiency & Energy Savings】Our reflective radiant barrier blocks up to 97% of radiant heat, lowering attic temperatures significantly and cutting cooling and heating costs year-round. Enjoy a more comfortable indoor environment while reducing energy expenses for your home or workspace

【Durable & Strong】Constructed with industrial-strength double-sided perforated breathable foil reflective heat shield, this insulation roll is tear-resistant and built to last. At premium commercial thickness, it outperforms standard thermal barrier and holds up against heavy handling, folding, and installation without damage

【Easy Installation】Each roll of radiant barrier insulation measures 4 feet by 250 feet (1,000 square feet). This flexible insulation is lightweight and can be easily cut to size with ordinary household scissors. It can be securely fastened to rafters, walls, or roofs using staples or nails—no professional installation, no special protective gear required, or complicated tools are required, making installation quick and easy

【Improve Breathability】Featuring tiny perforations for enhanced air permeability, this radiant barrier meets strict ASTM breathability standards and helps maintain a dry, well-ventilated space. It delivers consistent insulation performance in attics, garages, and other similar areas

【Fire‑Rated & Code‑Compliant】This insulation material has a Class A / Class 1 fire rating and complies with ASTM E84, E96 and other building codes, making it safe for both residential and commercial applications. Constructed from non-toxic, fiber-free materials, it is suitable for attics, garages, sheds, metal structures, windows, RVs, and general exterior wall insulation projects

Radiant Barrier Insulation Roll