U.S. Department of Energy - Energy Efficiency and Renewable Energy
Building Technologies Office
Building America Climate-Specific Guidance
Building America's Best Practices guides and case studies demonstrate real world solutions for improving the energy performance and quality of new and existing homes in five major climate regions. Find examples of proven high-performance home building and remodeling in your area by selecting a climate zone below. In addition, you may view technology-specific building solutions that work across all climates.
You can also use the map to access the Best Practices Series handbooks and case studies by climate zone.
For additional, updated information on hundreds of building science topics that can help you build or retrofit to the most recent high-performance construction criteria, including the latest version of ENERGY STAR and the DOE Challenge Home requirements, see the Building America Solution Center.