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ASHRAE/USGBC/IES 189.1k:2017

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Standard for the Design of High-Performance Green Buildings Except Low-Rise Residential Buildings

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This addendum changes the U-, C- and F- factors and the SHGC from 10 % to 5 % based on these limits being more practical to design and build, while having only a limited impact on energy use.

Author ANSI/ASHRAE/USGBC/IES
Editor ASHRAE
Document type Standard
Format File
Confirmation date 2017-03-02
ICS 91.120.10 : Thermal insulation of buildings
91.140.01 : Installations in buildings in general
Modify ANSI/ASHRAE/USGBC/IES 189.1 (2011)
Year 2017
Document history
Country USA
Keyword ANSI 189;ANSI/ASHRAE/USGBC 189;ANSI/ASHRAE/USGBC/IES 189;189;ANSI/ASHRAE/USGBC/IES 189.1k-2017