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 › 27 - Points option

Current through June, 2024
Section R407 is added to the IECC to read as
					 follows:
SECTION R407
POINTS OPTION
R407.1 General (Prescriptive).
Above-grade
					 walls and roof/ceiling assemblies are permitted to comply with the points
					 option as an alternative to complying with Section R401.2.l and R402.2.
R407.2 Requirements.
One or more efficiency
					 measures shall be selected for roof/ceiling and
above-grade
wall systems from Table R407.l that cumulatively equal or exceed 0 (zero)
					 points.
As an alternative,
above-grade walls
and
					 roof/ceilings are permitted to comply separately by scoring 0 (zero) or
					 greater.
TABLE R407.1
POINTS OPTION
Walls
Standard
Home Points
Tropical
Home Points
Wood Framed
R-13 Cavity Wall Insulation
0
1
R-19 Roof/ceiling Insulation
-1
0
R-19 Roof/ceiling Insulation + Cool roof membrane
								or Radiant Barrier3
0
1
R-19 Roof/ceiling Insulation + Attic
								Venting2
0
1
R-30 Roof/ceiling Insulation
0
1
R-13 Wall Insulation + high reflectance
								walls4
1
2
R-13 Wall insulation + 90% high efficacy lighting
								and Energy Star Appliances5
1
2
R-13 Wall Insulation + exterior shading wpf=O
								36
1
2
Ductless Air Conditioner
1
1
1.071 X Federal Minimum SEER for Air
								Conditioner
1
1
1.142 X Federal Minimum SEER for Air
								Conditioner
2
2
No air conditioning installed
Not Applicable
2
House floor area = 1,000
								ft2
1
1
House floor area = 2,500
								ft2
-1
-1
Energy Star
								Fans8
1
1
Install 1 kW or greater of solar
								electric
1
1
Metal Framed
R-13 +R 3 Wall Insulation
0
1
R-13 cavity Wall insulation + R-0
-1
0
R-13 Wall Insulation + high reflectance
								walls4
0
1
R-13 wall insulation+ 90% high efficacy lighting
								and Energy Star Appliances5
1
2
R-13 Wall Insulation + exterior shading wpf=0.3 
								6
0
1
R-30 Roof/ceiling Insulation
0
1
R-19 Roof/ceiling Insulation
-1
0
R-19 + Cool roof membrane1
								   or Radiant Barrier 
								3
0
1
R-19 Roof/ceiling
Insulation + Attic Venting 
								2
0
1
Ductless Air Conditioner 
								7
1
1
1.071 X Federal Minimum SEER for Air
								Conditioner
1
1
1.142 X Federal Minimum SEER for Air
								Conditioner
2
2
No air conditioning installed
Not Applicable
2
House floor areas = 1,000 ft 
								2
1
1
House floor areas = 2,500
								ft2
-1
-1
Energy Star
								Fans8
1
1
Install 1 kW or greater of solar
								electric
1
1
Mass Walls
R- 3/4 Wall Insulation
0
1
R-0 Wall Insulation
-1
0
R-0 Wall Insulation + high reflectance
								walls4
0
1
R-0 Wall Insulation + 90% high efficacy lighting
								and Energy Star Appliances5
1
2
R-0 Wall Insulation + exterior shading WPF =
								0.36
0
1
R-19 Roof/ceiling Insulation
-1
0
R-19 Roof/ceiling Insulation + Cool roof
								membrane1 or Radiant
								Barrier3
0
1
R-19 Roof Insulation + Attic
								Venting
0
1
R-30 Roof Insulation
0
1
Ductless Air
								Conditioner7
1
1
1.071 X Federal Minimum SEER for Air
								Conditioner
1
1
1.142 X Federal Minimum SEER for Air
								Conditioner
2
2
No air conditioning installed
Not Applicable
2
House floor area = 1,000
								ft2
1
1
House floor area = 2,500
								ft2
-1
-1
Energy Star
								Fans8
1
1
Install 1 kW or greater of solar
								electric
1
1
1. Cool roof
				  with three-year aged solar reflectance of 0.55 and 3-year aged thermal
				  emittance of 0.75 or 3-year aged solar reflectance index of 64.
2. One cfm/ft 
				  2 attic venting.
3. Radiant barrier shall have an emissivity
				  of no greater than 0.05 as tested in accordance with ASTM E-408. The radiant
				  barrier shall be installed in accordance with the manufacturer's installation
				  instructions.
4. Walls with
				  covering with a reflectance of = 0.64.
5. Energy Star rated appliances include
				  refrigerators, dishwashers, and clothes washers and must be installed for the
				  Certificate of Occupancy.
6. The
				  wall projection factor is equal to the horizontal distance from the surface of
				  the wall to the farthest most point of the overhang divided by the vertical
				  distance from the first floor level to the bottom most point of the
				  overhang.
7. All air conditioning
				  systems in the house must be ductless to qualify for this credit.
8. Install ceiling fans or whole house fans
				  in all bedrooms and the largest space that is not used as a bedroom.