RadiantGUARD manufactures radiant barriers and bubble insulation products that are all ENERGY STAR® rated products. ENERGY STAR® is a government-backed program helping businesses and individuals protect the environment through superior energy efficiency. Products include Radiant Barrier Foil Insulation and Reflective Bubble Insulation. Both products reflects 97% of radiant heat, are non-toxic/non-carcinogenic, are environmentally safe and fiber free. The RadiantGUARD HVAC Reflective Duct Insulation provides a thermal break and vapor barrier for your existing air ducts. This product is composed of 99% pure aluminum, the foil surface reflects away summer heat from your cool air ducts and resists heat loss from warmer ducts in the winter time.