For the person that wants the best! The thickest and strongest Radiant Barrier product on the market. The increased strength of this material makes it the easiest to install. Available in 500 and 1,000 sq. ft. rolls or custom lengths beyond. US Energy Products is a construction / industrial grade Radiant Barrier reflective insulation. Key Benefits: - Thickest and strongest radiant barrier product on the market. - Allows for easier and quicker installation.