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NC-v4 EQc7: Daylight
posted by Ale g on Nov 24, 2020, 8:38 am

Hi to All Experts,

some opertaive clarifications will be really appreciate: pursuing the credit through option 2

1. Do I have to select for the whole building the worst case form...

Last reply: Ale g, May 6, 2021, 11:05 am

Outdoor Air when Baseline has System 2

NC-v4 EAp2: Minimum Energy Performance
posted by Greenlab on Jun 2, 2021, 1:01 pm

I am following v4 and ASHRAE 90.1 - 2016.

I have an Hotel in...

Last reply: Greenlab, Jun 15, 2021, 1:30 pm

Vegetated Roof or Hardscape?

NC-v4 SSc5: Heat Island Reduction
posted by Tricia Loe on Aug 17, 2021, 6:36 pm

not quite the right way to define it. I can see the logic better now of what you were explaining. That previous post is here:  https://leeduser.buildinggreen.com/forum...

Last reply: Michael Yi, Aug 19, 2021, 12:38 am

ASHRAE 90.1 2010 versus ASHRAE 90.1 2016

NC-v4 EAp2: Minimum Energy Performance
posted by Dave Hubka on Oct 7, 2021, 9:02 am

LEED v4.1 allows onsite renewables to contribute to EAp Minimum Energy Performance and offsite Tier 2 renewables to contribute to EAc Optimize Energy Performance. 

This opens up more...

Last reply: Dave Hubka, Oct 13, 2021, 9:42 am

IAQ Photos

NC-v4 EQc3: Construction indoor air quality management plan
posted by Dave Hubka on Nov 30, 2021, 11:08 am

there are quite a few...

Last reply: Afogreen Build, Apr 3, 2024, 5:15 am

Proposed Fan Power higher than the Baseline Fan Power

NC-v4 EAp2: Minimum Energy Performance
posted by Dave Hubka on Dec 15, 2021, 9:57 am

Hi Marcus, 

We seem to struggle on every energy model when calculating the proposed fan power....it is always so much higher than the baseline. I get pushback from design teams when...

Last reply: Dave Hubka, Dec 16, 2021, 12:04 pm

innovation credits

NC-v4 INc1: Innovation
posted by Alexandre DENEUVILLE on Jun 17, 2022, 4:45 am


for innovation credits ( for example Innovation: Occupant comfort survey ) when submitting the Design stage file is it possible to justify the credit with a letter of commitment...

Last reply: Susan Di Giulio, Jun 17, 2022, 3:38 pm

Target Finder outside the US- Project in Europe

NC-v4 EAp2: Minimum Energy Performance
posted by Worood Shbeikat on Jul 16, 2022, 5:07 pm

https://leeduser.buildinggreen.com/forum/usgbc-approved-equivalent-stand... I couldn't find any info on this in the LEED Interpretations database, here:  https://www.usgbc.org/addenda I'm speculating if the following would that be an acceptable approach...

Last reply: Balázs Fürtön, Aug 19, 2022, 9:50 am

expiration date of laboratory tests

NC-v4 EQc2: Low-emitting materials
posted by Agata Mozer on Aug 2, 2022, 5:45 am


v4.1 credit language states: "Manufacturer statements must also include a summary report from the laboratory that is less than three years old". I didn't find anthing regarding the...

Last reply: Randal Carter, Aug 5, 2022, 12:37 pm

Selection of baseline system type for industrial object- Number of floors Vs area

NC-v4 EAp2: Minimum Energy Performance
posted by Anna Korinkova on Sep 23, 2022, 8:37 am

Hello everyone,

I would like to ask for your views on the selection of baseline system type for industrial objects. As a specific example, we have a production hall with 32,000m2, 11m tall...

Last reply: Anna Korinkova, Oct 4, 2022, 5:46 pm