What Is Radiant Barrier?

Radiant barrier is a reflective material, often a specialized type of aluminum foil, installed in buildings to reflect radiant heat, enhancing energy efficiency and comfort.

Photo showing radiant barrier installed on a roof.

SIDE VIEW OF BARRIER

Side view of radiant barrier installed in a roof.

ENERGY SAVINGS OUTWEIGH THE INITIAL INVESTMENT. RADIANT BARRIER IS INSTALLED UNDER PURLINS FOR METAL ROOFS.

HOW AN ATTIC RADIANT BARRIER WORKS

Graphic showing how radiant barrier works in an attic space.
  • Heat Reflection: Reflects up to 97% of radiant heat, preventing its absorption through the roof.
  • Lifespan: Remains effective for decades when properly maintained.

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