Coverage is the same as Grace, 2 sq. per roll. I'll find out about price tomorrow.
jm, They are both Miami-Dade approved and I have been told that it is the most stringent code in the country.
Aaron, visible light wavelengths are about 400-700 nanometers, heat wavelengths are from 700-1 million nanometers. Obviously, the medium used to reflect each would be different.