RadiantGUARD Xtreme Attic Foil Roll — 1000 sq ft, Heavy Duty Reflective Barrier

RadiantGUARD Xtreme Attic Foil Roll delivers a robust, perforated, double-reflective aluminum barrier tailored for attic spaces. This heavy-duty roll combines high reflectivity with breathable design, making installation straightforward while supporting long-term performance in diverse climates.

Why this matters

• Meets and exceeds ASTM C1313 radiant barrier requirements, with a trusted Class A / Class 1 fire rating for building code compatibility.
• Blocks up to 95% of radiant heat transfer, helping keep attic spaces cooler and supporting a steadier indoor environment.
• Laboratory-supported performance shows attic temperatures can drop by up to 30 degrees under favorable conditions, which may ease cooling loads.
• Industrial-grade weight at 28 lbs provides durability for demanding attic applications and long-term use.
• Perforated, breathable composition enables moisture vapor transmission without sacrificing insulation effectiveness.

Durable, safe, and DIY-friendly

• Non-toxic, non-carcinogenic, and maintenance-free; installation doesn’t require special clothing or breathing protection.
• DIY installation is straightforward: staple the foil to the underside of attic rafters and extend coverage to exterior gable walls for full separation between indoors and outdoors.
• Tear- and puncture-resistant construction stands up to attic conditions; cuts easily with utility scissors or a saw for fast customization.

Real-world use and benefits

In hot climates, homeowners commonly experience cooler attic spaces and more consistent indoor temperatures. The breathable, high-reflectivity barrier supports energy-efficiency goals while contributing to a comfortable living environment over time. While results vary by home design, climate, and installation, this roll offers a credible, durable option for upgrading attic insulation with minimal disruption to existing structures.