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Building Energy Codes Program

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Publication Date: December 1, 2021

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.

Building Type

Residential (1)

Code Referenced

(-) 2021 IECC (1)

Document Type

(-) Cost-effectiveness (1)

Focus

(-) Code Development (1)

State or Territory

(-) Colorado (1)

Building Energy Codes Program is a resource of the U.S. Department of Energy's Building Technologies Office.
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