FAQ: Do aluminum foil insulation products lose their reflectivity over time because of oxidation? ANSWER: No, a high quality aluminum foil insulation products reflectivity is NOT AFFECTED by the natural oxidation process. All aluminum surfaces oxidize when exposed to oxygen and this oxidation process produces a CLEAR layer over the top of the surface of aluminum. This clear layer will increase in thickness to a point where the oxygen in the environment can no longer continue the oxidation process. High quality aluminum foil insulation products [...]
RadiantGUARD® products are designed to meet the Prescriptive Path requirement for homes in IECC Climate Zones1-3 that have more than 10 linear feet of ductwork located in an unconditioned attic. See Exhibit 1 of the ENERGY STAR Qualified Homes, Version 3 (Rev 05) National Program Requirements at www.energystar.gov/newhomesguidelines.”
Radiant barrier and reflective insulation products, purchased and installed in 2009 or 2010 for the purpose of insulating one’s primary residence, qualify for a federal tax credit as a result of the American Recovery and Reinvestment Act (ARRA) of 2009 signed by President Obama on February 17, 2009.