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Advanced Energy Corporation (AEC)
American Council for an Energy-Efficient Economy
Building America
Building Science
California Living and Energy
Center for Resourceful Building Technology (CRBT)
Cold Climate Housing Research Center
Consol - Energy Consultants
Efficient Windows Collaborative
Energy & Environmental Building Association (EEBA)
Florida Solar Energy Center (FSEC)

BP Solar
Energy Block
Real Goods
Sierra Solar
Solar Direct
Wholesale Solar

National Institute of Building Sciences (NIBS)
National Renewable Energy Laboratory (NREL)

National Renewable Energy Labratory
ORNL Building & Thermal Insulation Systems
Partnership for Advanced Technology in Housing (PATH)
PG&E Tarriffs
Residential Energy Efficiency Database (REED)
Residential Energy Services Network (RESNET)
Rocky Mountain Institute
U.S. Department of Energy
U.S. Department of Energy, Office of Building Technology (EREN)
Weatherization Managers Association

T24 Res Lighting Design Guide
The Solar Link