This section of the EnergySmart Institute (ESI) website is intended as a quick reference resource.
Links and tabs connected to this section are offered as a complimentary service for our students and guests.
(Please note that any links to outside references does not imply endorsement of products or information.)

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National Registry of HERS* Rated Homes: https://www.hersindex.com/hers-rated-home-search/

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Residential Energy Services Network (RESNET): https://www.resnet.us/

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Building Energy Codes: https://www.energycodes.gov/resource-center/publications

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ICC - International Codes Council:  https://www.iccsafe.org/

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AHRI Directory of Certified Product Performance: https://ahridirectory.org/

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Interplay Learning (Online Simulation Tools): https://www.interplaylearning.com/

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The National Renewable Energy Laboratory (NREL): https://www.nrel.gov/

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*HERS = Home Energy Rating Systems