Oak Ridge National Laboratories
http://www.ornl.gov/roofs+walls/research/reflective.htm

Environmental Protection Agency
http://www.energystar.gov

ASSOCIATIONS:

American Institute of Architects
http://www.aia.org

American Institute of Steel Construction
http://www.aisc.org

American Iron and Steel Institute
http://www.steel.org

American Society of Testing Materials (ASTM)
http://www.astm.org

Associated Builders and Contractors
http://www.abc.org

Canadian Home Builders' Association
http://www.chba.ca

Construction Specifications Institute
http://www.csinet.org

EuroZAC: European Galvalume® Steel Producers
http://www.roofsteel.com

Metal Building Manufacturers Association
http://www.mbma.com

Metal Construction Association
http://www.mca1.org

Metal Roofing Alliance
http://www.metalroofing.com

National Association of Home Builders
http://www.nahb.com

National Coil Coaters Association
http://www.coilcoating.org

PUBLICATIONS:

Architectural Record
http://www.archrecord.com

Metal Construction News/Metal Architecture
http://www.moderntrade.com

Metal Roofing Magazine
http://www.metalroofingmag.com

Metal Mag 
http://www.metalmag.com

OTHER:

Sweet's (Online Market for Construction Materials...Galvalume roofing)
http://www.sweets.com

Architect's First Source (Building Product Information)
http://www.cmdfirstsource.com

BRICS/NET (Online Warehouse for Manufacturers Products)
http://www.bricsnet.com