Tag approves cleanup of Appendix A default-assembly tables, directs reference to ASHRAE 90.1
May 10, 2025
The tag approved a work-group cleanup (proposed by Nathan Miller) that removes duplicated or out-of-date default assembly tables from Washington’s Appendix A and points users to ASHRAE 90.1 normative Appendix A (and related sources) for standard U-factor reference assemblies.
The full story
The tag approved a proposal to clean up Appendix A of the Washington state energy code by removing duplicate or out-of-date default assembly tables and directing users to ASHRAE 90.1 normative Appendix A (and other accepted reference sources) for the standard default U-factors and assembly references.
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