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PDFWAC 51-11R-40213

Table R402.1.3Equivalent U-factors.

TABLE R402.1.3
EQUIVALENT U-FACTORSa
Climate Zone
Fenestration
U-Factor
Skylight
U-Factor
Ceiling
U-Factor
Frame Wall
U-Factor
Mass Wall
U-Factorb
Floor
U-Factor
Below-
Grade Wall U-Factor
5 and Marine 4
0.30
0.50
0.026
0.056
0.056
0.029
0.042
a Nonfenestration U-factors shall be obtained from measurement, calculation or an approved source or as specified in Section R402.1.3.
b Reserved.
c Reserved.
[Statutory Authority: RCW 19.27A.020, 19.27A.045, 19.27A.160, and 19.27.074. WSR 16-02-127, § 51-11R-40213, filed 1/6/16, effective 7/1/16. Statutory Authority: RCW 19.27A.020, 19.27A.045 and chapters 19.27 and 34.05 RCW. WSR 13-04-055, § 51-11R-40213, filed 2/1/13, effective 7/1/13.]
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