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The U.S. Department of Energy's Building America Solution Center was designed to offer fast online access to expert guidance on hundreds of high-performance construction topics based on DOE-supported research and industry best practices.

DIY - Opportunity Knocks!

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Whether it's remodeling an area of your home, or replacing an appliance, find what you need to make energy-efficient decisions.

Library

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Explore this extensive library of building science guidance including research reports from DOE’s Building America program as well as hundreds of other articles, fact sheets, webpages, and reference documents related to constructing and renovating homes.

About the High-Performance Building Assemblies Tool

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The High-Performance Building Assemblies tool is designed to provide builders with options for high-performing foundation, wall, window, and roof construction assemblies for every U.S. weather-specific region. The assemblies presented meet the requirements of the DOE Efficient New Homes (ENH)...

High-Performance Home Certifications

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Choose from the programs below to find building science guidance to help you achieve these voluntary certifications. The Building America Solution Center supports a suite of U.S. Department of Energy (DOE) and U.S. Environmental Protection Agency (EPA) voluntary labeling programs to help U.S. home builders deliver the highest level of cost effectiveness, durability, comfort, health, and energy savings for American home buyers.

High Performance HVAC Decision Tool FAQ

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Why should I choose a heat pump for this project? Heat pumps offer an energy-efficient alternative to furnaces and air conditioners for all climates. There may be incentives available for installing a new heat pump. Can heat pumps work in cold climates? Yes! Advancements in heat pump technology have...

Existing Homes

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Enhance the energy efficiency, comfort, and cost-effectiveness of existing homes. Whether undertaking a comprehensive renovation or a smaller project like attic insulation, discover the information you need. Information is presented in ordered steps to prioritize the health and safety of the occupants and the durability of the home.

Energy Tools

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These free professional-grade tools take the guesswork out of designing, building, and equipping energy-efficient homes.

How-to Guidance

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Discover guidance to help you complete specific construction projects and achieve professional results while adhering to industry best practices.

Home Improvement Expert™

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Get expert-backed guidance for home energy improvements with the Home Improvement Expert™. Use checklists to guarantee quality work and optimal performance.

All Guides

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Discover best practice guidance for all aspects of new home construction and renovation.

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