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Question on LEED v4 NC, OEP 2024 Update – eligibility of off-site solar PPA without EACs for Table 2, GHG, points

NC-v4 EAc2:Optimize energy performance
posted by  Mehmet Okumus  on 

Hello all,

1
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Marcus Sheffer
LEED Fellow
7group / Energy Opportunities
LEEDuser Expert
4461 thumbs up
Tue Mar 3, 2026, 2:44 pm

Clarification on Design Supply Air Temperature for Baseline model with both heating and cooling

NC-v4 EAc2:Optimize energy performance
posted by  Anurag Ghosh  on 

Hello Everyone, 

1
Fri Jan 30, 2026, 4:45 pm
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MEPC and Timing

NC-v4 EAc2:Optimize energy performance
posted by  Sadie Hoechner  on 

Hi All, 

1
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Marcus Sheffer
LEED Fellow
7group / Energy Opportunities
LEEDuser Expert
4461 thumbs up
Mon Dec 1, 2025, 10:40 pm

ASHRAE 90.1.2010 and receptacle loads

NC-v4 EAc2:Optimize energy performance
posted by  Konstantina Kalliakoudi  on 

Hello to all,

I have following questions concerning  ASHRAE 90.1.2010 and receptacle loads:

4
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Marcus Sheffer
LEED Fellow
7group / Energy Opportunities
LEEDuser Expert
4461 thumbs up
Mon Sep 1, 2025, 2:55 pm
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PPA of PV on building roof with partial RECs

NC-v4 EAc2:Optimize energy performance
posted by  Salomee Hinque  on 

Hi all, 

Solar panels will be installed on the roof of the building to be certified though a Power Purchase Agreement.

1
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Marcus Sheffer
LEED Fellow
7group / Energy Opportunities
LEEDuser Expert
4461 thumbs up
Tue Jul 22, 2025, 3:23 pm

Clarification on Modeling Solar Hot Water Systems in ASHRAE 90.1-2010 Baseline

NC-v4 EAc2:Optimize energy performance
posted by  Anurag Ghosh  on 

For a LEED energy model following ASHRAE 90.1-2010 Appendix G, we're modeling a domestic solar hot water system with:

  • 3 flat plate collectors

6
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Anurag Ghosh
Assistant Sustainability Manager
L&T Construction
LEEDuser Basic Member
2 thumbs up
Wed Jul 9, 2025, 2:18 pm

Clarification on ASHRAE 90.1-2010 Scope for External Equipment

NC-v4 EAc2:Optimize energy performance
posted by  Anurag Ghosh  on 

Hi everyone,

6
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Marcus Sheffer
LEED Fellow
7group / Energy Opportunities
LEEDuser Expert
4461 thumbs up
Wed Jun 25, 2025, 1:05 am

Renewable Energy Credit Interaction with updated Mininum and Optimize Energy Performance

NC-v4 EAc2:Optimize energy performance
posted by  Camilo Velez  on 

Hi all,

1
Thu Jul 3, 2025, 7:32 pm

Modelling energy savings for interior equipment especially lifts/elevators

NC-v4 EAc2:Optimize energy performance
posted by  Anurag Ghosh  on 

Hi everyone,

3
Mon May 12, 2025, 9:25 pm

Clarification on GHG Emission Factors Source and Methodology for LEED GHG Emissions Savings

NC-v4 EAc2:Optimize energy performance
posted by  Anurag Ghosh  on 

Hello all,

0