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2
LEED AP-ND, Principal
Criterion Planners
LEEDuser Expert
231 thumbs up
Mon Apr 7, 2025, 8:17 am

Prescriptive Compliance - Documentation?

CI-v4.1 EAp2:Minimum Energy Performance
posted by  Edgar Arevalo  on 

So how should one pursue the prescriptive method for this prerequisite?  In the sample form, it says to provide documentation demonstrating compliance with ASHRAE 90.1-2016, Sections 5 though

8
LEED Fellow
7group / Energy Opportunities
LEEDuser Expert
4454 thumbs up
Thu Sep 25, 2025, 6:25 am

ASHRAE 90.1-2016 & BPF

NC-v4.1 EAp2:Minimum Energy Performance
posted by  Charalampos Giannikopoulos  on 

The use of the Building Performance Factor (BPF) dramatically enhances the baseline performance of a building by artificially adjusting and reducing the baseline unregulated energy cost.

5
Sun Apr 6, 2025, 2:38 am

Calculating Baseline Fan Power and CFM?

NC-v4 EAp2:Minimum energy performance
posted by  Rajat Wadhwa  on 

How should I calculate the Fan CFm and power for Baseline LEED Model, Autosize the baseline system , then use Q=mCpDeltaT to calculate fan CFM and then find out the HP and use pressur adjustment fo

7
Sat Apr 5, 2025, 2:20 pm
4
Associate Principal
ME Engineers
LEEDuser Premium Member
29 thumbs up
Fri Apr 4, 2025, 12:58 pm

Luminance of less than 2,500 cd/m2 between 45 and 90 degrees from nadir

NC-v4 EQc6:Interior lighting
posted by  Henri Barten  on 

Hello, i'm new into the LEED requirements.

My customer ask me if we have light fixtures with a luminance of less than 2,500 cd/m2 between 45 and 90 degrees from nadir.

7
Thu Apr 3, 2025, 6:47 pm

Option 1, Path 3. Streamlined DES Modeling

NC-v4 EAp2:Minimum energy performance
posted by  Nasim Mirian  on 

Hi,

I am trying to submit for LEED v4 for a campus building which is served by the campus central plant.we are taking Option 1, Path 3. Streamlined DES Modeling. 

3
Default Avatar
LEEDuser Basic Member
0 thumbs up
Thu Apr 3, 2025, 4:45 pm

Inherently Nonemitting

NC-v4.1 EQc2:Low-Emitting Materials
posted by  Allen Cornett  on 

Recently I saw the following preliminary-review comments on a colleague’s project:

20
Principal
EA Energy Solutions, LLC
LEEDuser Premium Member
17 thumbs up
Thu Apr 3, 2025, 1:45 pm

ASHRAE 90.1-2007 Lighting Power Density

NC-2009 EAp2:Minimum Energy Performance
posted by  Arub Vijay  on 

Dear All, I have a doubt regaridng the LPD requirements for LEED projects. I am doing a Hotel project and would like to know if its mandatory to comply with Table 9.5.1 and Table 9.6.1 for LPD.

5
LEED Fellow
7group / Energy Opportunities
LEEDuser Expert
4454 thumbs up
Wed Apr 2, 2025, 9:45 pm

VOC limit of Aerosol Adhesives

NC-v4 EQc2:Low emitting materials
posted by  L W  on 

Hi All,In LEED v4 and 4.1, is there a limit on the VOC content of aerosol adhesives, and if so what is it?

10
Default Avatar
Sustainability Project Engineer
Balfour Beatty US
LEEDuser Basic Member
0 thumbs up
Wed Apr 2, 2025, 9:35 pm