Ultima-FOIL® radiant barrier 1,000 sf (breathable)

This product has been discontinued and replaced with our industrialized heavy-duty Xtreme® radiant barrier. RadiantGUARD Ultima-FOIL®: is double-sided approximately 6.5 mils in thickness (6.5 thousandths of an inch / .0065 inches), is a Class A / Class 1 fire rated building product, reflects (blocks) 97% of the radiant heat that strikes its surface across an air space, is industrialized-strength lightweight yet durable designed to hold staples without tearing, is non-toxic, non-carcinogenic, fiber-free, and does not require protective clothing or respirators to install, is easy to install and maintenance free, is not affected by moisture or humidity, is proud to be covered by a 10 year warranty, and lowers heating and cooling costs year round. Learn more about the differences between aluminum foil vs metalized radiant barriers.