Glossary Of Cool Metal Roofing Terms

摘要

Stay up to speed with the terminology you will hear and read with regard to cool metal roofing and green building practice. The fraction of the total solar energy that is reflected away from a surface. It is expressed as a percentage from 0 to 100% or as a decimal from 0 to 1.00. A material with a low solar reflectance value absorbs much of the solar energy rather than reflecting it.