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51-11R-51000  <<  51-11R-58000 >>   51-11R-59000

(Effective July 1, 2020)

PDFWAC 51-11R-58000

Appendix RAOptional energy efficiency measuresOne step.

Building owners may choose to use this appendix to achieve an additional 6 percent savings in building energy use. The number of additional energy efficiency credits required by Section R406.3 would be increased by the following amounts:
1.0 credit for each new single-family, two-family and townhouse dwelling unit.
0.5 credit for each new dwelling unit within an R-2 occupancy building.
0.5 credit for each addition smaller than 500 square feet to a single-family, two-family or townhouse dwelling unit.
1.0 credit for each addition of 500 square feet or larger to a single-family, two-family or townhouse dwelling unit.
Where Section R405, Simulated performance alternative, is used, the maximum allowable energy consumption shall be 92 percent of the value calculated according to Section R405.3.
[Statutory Authority: RCW 19.27A.020, 19.27A.045, 19.27A.160 and chapter 19.27 RCW. WSR 20-01-047, § 51-11R-58000, filed 12/9/19, effective 7/1/20.]
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