Haw. Code R. § tit. 3, Building Code Council, State Energy Conservation Code, subch. 2, 15

Current through November, 2024

Roof replacement

IECC Section C503.3.1 is amended to read as follows (note that options are provided for this amendment):

C503.3.1 Roof replacement. Roof replacement shall comply with Section C402.1.3, C402.1.4, C402.1.5 or C407 where the existing roof assembly is part of the building thermal envelope and contains insulation entirely above the roof deck. Replacement of uninsulated roofs shall include either initial reflectance [GREATER THAN OR EQUAL TO] 85% and aged reflectance [GREATER THAN OR EQUAL TO] 75% 63% or at least two one of the following:

1. EnergyStar compliant covering

2. Radiant barrier, or

3. Attic ventilation via solar fan(s), ridge ventilation or gable vents

4. One or more exceptions in Section C402.3

Haw. Code R. tit. 3, Building Code Council, State Energy Conservation Code, subch. 2, 15

[Eff 12/15/2020]