Hawaii Administrative Rules
Title 3 - DEPARTMENT OF ACCOUNTING AND GENERAL SERVICES
Building Code Council
State Energy Conservation Code
Subchapter 2 - AMENDMENTS TO THE 2018 ICC INTERNATIONAL ENERGY CONSERVATION CODE
21 - INSULATION AND FENESTRATION REQUIREMENTS BY COMPONENTS

Universal Citation: HI Admin Rules 21

Current through January, 2025

IECC Table R402.1.2 is amended to read as follows:

Climate Zone 1

Mass Wall R-Value: 3/4 or NRj.

j Exception: R-value for mass walls are not required if mass walls meet one of the following requirements:

1. have a reflectance =0.64.

2. have overhangs with a projection factor =0.3.

3. are =6 inches in thickness.

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