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MVPE committee forwards two competing C406 energy-credit proposals to Building Code Council
Summary
The MVPE committee voted to forward both David Reddy’s revised (version 3) and Gregory Johnson’s credit requirement tables for C406 to the full Building Code Council for review and CR102 drafting, after debate over climate-zone weighting, lab weighting, and how base code changes affect system-level stringency.
The Washington State Building Code Council’s MVPE committee voted to forward two competing C406 energy-credit proposals to the full Council for review and inclusion in draft CR102 language.
Krista Braaksma, staff to the Building Code Council, told the committee the C406 items before them included C406.2 (credit values calculated by PNNL with some editorial changes) and C406.1 (the number of credits required). She said remaining PNNL calculations would likely surface during the public hearing process.
Gregory Johnson of Avista, who prepared extensive analysis and annotated graphs,…
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