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Cost-Effectiveness of the 2021 IECC for Residential Buildings in Colorado — 2015 IECC Baseline
Document Number: PNNL-32382
Document Type: Analysis, Cost-effectiveness
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 2015 IECC.
State Energy Code Analysis Fact Sheet - Colorado
Document Number: DOE/EE-2395
Document Type: Analysis
Expected savings overview of new homes built to the 2021 IECC and new commercial buildings built to ASHRAE Standard 90.1-2019 by State.