<http://schema.org/description>
"Structural loss of heating and air conditioning can be a major expense for any home or business. Learn about an insulation material called Icynene, and see how it compares to traditional insulation methods."^^<http://www.w3.org/2001/XMLSchema#string>
<http://home.howstuffworks.com/home-improvement/heating-and-cooling/icynene1.htm>