eLaws | eCases | State of Washington |
 Washington Administrative Code (Last Updated: November 23, 2016)
 Title 51. Enterprise Services, Department of (Building Code Council)
 Chapter 51-11R. State Building Code adoption and amendment of the 2015 edition of the International Energy Conservation Code, Residential.

  Section 51-11R-30314. Table R303.1.3(4)—Default U-factors for skylights.  

Latest version.
  • TABLE R303.1.3(4)
    DEFAULT U-FACTORS FOR SKYLIGHTS
    Notes for Table R303.1.3(4)
    1.
    U-factors are applicable to both glass and plastic, flat and domed units, all spacers and gaps.
    2.
    Emissivities shall be less than or equal to the value specified.
    3.
    Gap fill shall be assumed to be air unless there is a minimum of 90% argon or krypton.
    4.
    Aluminum frame with thermal break is as defined in footnote 1 to Table R303.1.3(1).
    [Statutory Authority: RCW 19.27A.020, 19.27A.045 and chapters 19.27 and 34.05 RCW. WSR 13-04-055, § 51-11R-30314, filed 2/1/13, effective 7/1/13.]
RCW 19.27A.020, 19.27A.045 and chapters 19.27 and 34.05 RCW. WSR 13-04-055, § 51-11R-30314, filed 2/1/13, effective 7/1/13.