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Measuring minimum ventilation

EBOM-v4.1 EQp1:Minimum Indoor Air Quality
posted by  Jinsung Park  on 

Hi everyone, I have a few questions about measuring mechanical ventilation in the existing building.

0

Is LEED v4.1 Acoustic Performance 1 point or 2?

NC-v4.1 EQc9:Acoustic Performance
posted by  Douglas Flandro  on 

The LEED v4.1 reference guide and the USGBC website say that the credit is one point.  LEED Online also seems to indicate that it is one point.

0

EPD, option 2 - how to know if the EPD contributes?

NC-v4.1 MRc2:Environmental Product Declarations
posted by  Amanda Cunningham  on 

I have read through a lot of threads in this forum and am still not understanding how I can look at an EPD and confirm if it contributes to option 2.

8
Thu Jul 17, 2025, 10:47 pm

Power Purchase Agreement (PPA) applicability

NC-v4 EAp2:Minimum energy performance
posted by  Tomasz Kolsicki  on 

Dear Sirs and Madams,

I have a question considering power purchase agreements regarding of LEED certification.

1
LEED Fellow
7group / Energy Opportunities
LEEDuser Expert
4454 thumbs up
Wed Jul 16, 2025, 3:21 pm

BREAKING NEWS: Huge Change who the CxA can be in EAc1!

NC-v4.1 EAc1:Enhanced Commissioning
posted by  Scott Bowman  on 

Thank you LEEDuser for flagging this huge change to v4.1. In the latest addenda, there has been a change to the requirement for who the CxA can be on a project.

4
Project Manager
CIMA+
LEEDuser Premium Member
0 thumbs up
Mon Jul 14, 2025, 7:19 pm

Calculating Quality Views Credit

NC-v4 EQc8:Quality views
posted by  Divya Shroff  on 

Have projects used softwares to document the quality views credit? I am looking into a 300k sqft school project and wanted to know whats the best way to document this credit.  

3
Default Avatar
A&L SUSTENTABILIDADE
LEEDuser Premium Member
1 thumbs up
Wed Jul 9, 2025, 11:39 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
Assistant Sustainability Manager
L&T Construction
LEEDuser Basic Member
2 thumbs up
Wed Jul 9, 2025, 2:18 pm
5
Assistant Sustainability Manager
L&T Construction
LEEDuser Basic Member
2 thumbs up
Tue Jul 8, 2025, 12:53 pm

Clarification on Residential vs. Non-Residential Classification for Dormitory and Dining Block in a Cricket Academy

NC-v4 EAp2:Minimum energy performance
posted by  Anurag Ghosh  on 

Our project is a non-residential cricket academy with three blocks, including a dormitory (for trainee athletes) and a dining facility.

3
Assistant Sustainability Manager
L&T Construction
LEEDuser Basic Member
2 thumbs up
Tue Jul 8, 2025, 12:50 pm

Baseline system efficiency

NC-v4 EAp2:Minimum energy performance
posted by  Greenlab   on 

Hello everyone, 

I am modeling a baseline system No. 6 - Packaged VAV with PFP boxes (ASHRAE 90.1-2010) and I would like to confirm some things:

 

12
Assistant Sustainability Manager
L&T Construction
LEEDuser Basic Member
2 thumbs up
Thu Jul 3, 2025, 7:41 pm