HomeMy WebLinkAboutCoH 2018 IECC Compliance Block - ResidentialHAWAI‘I COUNTY ENERGY CODE
2018 IECC, HAWAI‘I REVISED STATUTES HRS 107-24 TO 28 & HAWAI‘I ADMINISTRATIVE RULES HAR 3-181.1
RESIDENTIAL BUILDING ENERGY EFFICIENCY STANDARDS
I CERTIFY THAT THE DESIGN IS IN CONFORMANCE WITH THE BUILDING ENERGY EFFICIENCY STANDARDS PERTAINING TO THE RESIDENTIAL PROVISIONS OF THE
2018 IECC WITH AMENDMENTS PER HAR CHAPTER 3-181.1:
STATE AMENDMENTS: EFFECTIVE FOR NEW APPLICATIONS BEGINNING 09/01/2021 COUNTY AMENDMENTS: PENDING COMPLIANCE METHOD ☐ Tropical Zone. R401.2.1 ☐ Points Option. R407 (Populate Checklist) ☐ Prescriptive. R402 Roof and Wall ☐ Insulation R-value. Table R402.1.2 ☐ Construction U-factor. Table R402.1.4 ☐ Total UA. R402.1.5 ☐ Points Option. R407 (Populate Checklist) ☐ Simulated Performance Alternative. R405 ☐ Energy Rating Index Compliance Alternative. R406
INFORMATION IN CONSTRUCTION DOCUMENTS Yes N/A Envelope
Roof insulation R-value ☐ ☐ Roof insulation type and location ☐ ☐
Roof membrane solar reflectance and thermal emittance ☐ ☐
Wall insulation R-value ☐ ☐
Wall insulation type and location ☐ ☐ Window and skylight SHGC ☐ ☐
Air leakage testing requirement ☐ ☐ Air Conditioning
Electrical
NOTES Please Utilize Points Options Checklist(s) When R407 is to be Utilized
The above must be submitted to the County of Hawaii Building Division as a block or detail within the plan sets. Effective Date: 09/01/2021
Air conditioning equipment capacity and efficiency
Programmable thermostat
Duct insulation R-value
Duct leakage testing requirement
☐ ☐ ☐ ☐ ☐ ☐ ☐ ☐
Lighting fixture locations ☐ ☐
Lamp type ☐ ☐
Ceiling fans ☐ ☐
Whole-house fan ☐ ☐
Note(s) and Consideration(s)
1. Please explicitly indicate code sections for any exceptions or exemptions designer is to be utilizing a. Most exemptions available come under R402.1, so for example: i. Indicate “Prescriptive Compliance” (Check Box) ii. Indicate “N/A” for all Envelope systems (R402) (Check Boxes) iii. Indicate applicable Systems (R403) (Check Boxes) – Compliance still required/must be verified iv. Indicate applicable Electrical Power and Lighting Systems (R404) – Compliance still required/must be verified v. Provide notation citing exception/exemption that applies, Example(s):
• Exempt – R402.1 – Exception #1.2 – New dwelling that does “not contain conditioned space”
• Exempt – R402.1 – Exception #3 – Dwelling with permitted, off-grid, self-supplying photovoltaic with battery back up. (No HELCO Service) 2. Points Method(s) – (R407) a. Please utilize tables below as applies (Wood or Metal Framed Construction). Provide table adjacent to IECC Compliance block – Verify Points Total ≥ “0” per R407.
Wood Framed – Poin ts Options Checklist
Wall Roof Mech/Electrical Other
No Cavity Wall Insulation (Trop Only) R-30 Roof Insulation Ductless Air Conditioner House floor area ≤ 1,000 SF
R-13 Wall Insulation R-19 Roof Insulation 1.071 X Federal Minimum SEER for Air Conditioner House floor area ≥ 2,500 SF
R-13 Wall Insulation + high reflectance walls R-19 + Cool roof membrane or Radiant Barrier 1.142 X Federal Minimum SEER for Air Conditioner Energy Star Fans
R-13 Wall Insulation + 90% high efficacy lighting and Energy Star Appliances
R-19 Roof Insulation + Attic Venting No air conditioning installed Install 1 kW or greater of solar electric
R-13 Wall Insulation + exterior shading wpf=0.36 R-13 + Cool roof membrane or Radiant Barrier Reduce fenestration from 14% to 10%
Metal Framed – Poin ts Options Checklist
Wall Roof Mech/Electrical Other
No Cavity Wall Insulation (Trop Only) R-30 Roof Insulation Ductless Air Conditioner House floor area ≤ 1,000 SF
R-13 + R 3 Wall Insulation R-19 Roof Insulation 1.071 X Federal Minimum SEER for Air Conditioner House floor area ≥ 2,500 SF
R-13 cavity Wall Insulation + R-0 R-19 + Cool roof membrane or Radiant Barrier 1.142 X Federal Minimum SEER for Air Conditioner Energy Star Fans
R-13 Wall Insulation + high reflectance walls R-19 Roof Insulation + Attic Venting No air conditioning installed Install 1 kW or greater of solar electric
R-13 Wall Insulation + 90% high efficacy lighting and Energy Star Appliances
R-13 + Cool roof membrane1 or Radiant Barrier Reduce fenestration from 14% to 10%
R-13 Wall Insulation + exterior shading wpf=0.36