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Cost-effectiveness Analysis of 2021 IECC - MontanaDocument Number: PNNL-31608 | Document Type: Analysis, Cost-effectiveness | Publication Date:
PNNL evaluated the cost effectiveness of the changes in the prescriptive and mandatory residential provisions of the 2021 edition of the IECC, compared to those in the prior edition, the 2018 IECC.
State Energy Code Analysis Fact Sheet - MontanaDocument Number: DOE/EE-2416 | Document Type: Analysis | Publication Date:
Expected savings overview of new homes built to the 2021 IECC and new commercial buildings built to ASHRAE Standard 90.1-2019 by State.