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INDIA ACP Interior lighting

NC-v4 EQc6: Interior lighting
posted by Lalitya Reddy on Mar 27, 2023, 2:58 am

Hello LEEDusers,

I am looking for guidance on Interior Lighting credit in LEED v4 and v4.1

The USGBC credit library mentions that there is an India ACP for Interior Lighting. This...

Need to clarify about energy simulation

CI-v4 EAc2: Optimize Energy Performance
posted by Nagaraj Sankar on Jan 19, 2023, 10:29 pm

Hi all,
On one of our project having 8 floor that was
occupied under only with fourth storey which has undergone with system 8 for Energy simulation.
In this case, I need...

Last reply: Marcus Sheffer, Mar 22, 2023, 2:05 pm

Regarding Quality Views

NC-v4.1 EQc8: Quality Views
posted by Nagaraj Sankar on Jan 3, 2023, 11:14 pm

Hi all, In quality views, we need to examine atleast one of two views catagories as per our LEED V4.1 BD+C quality views. how can I prove that

nature, urban landmarks, or art present in...

need of two excel file to show daylight compliance?

NC-v4 EQc7: Daylight
posted by Alwin Jino on Aug 19, 2020, 6:59 am

As per Version 4.1, IEQ Credit-Daylight: Options 2, Illuminance calculations. 

it is asked to perform daylight simulation for 9 a.m and 3 p.m on a clear-sky day at the equinox. should we...

Last reply: Debra a. Lombard, Aug 24, 2022, 4:39 pm

Baseline system selection for data center project above 1,50,000 sqft of area.

Data-Centers-NC-v4 EAc2: Optimize Energy Performance
posted by Rameez Lal on Jul 19, 2022, 4:52 am

I have came across a paper which says even if the white spaces(data halls) in a data centre building constitute the majority area of the project, the system selection for white spaces can be...

Last reply: Tyler Thumma, Aug 11, 2022, 10:41 am

Indoor Water Usage Prerequisite Requirements

CI-v4 WEp1: Indoor water use reduction
posted by rakesh bhatia on Aug 12, 2020, 3:41 am

In the reference guide of LEED ID+C V4,  it is mentioned under prerequisite  the newly installed plumbing fixtures must be according to the Table 6 flow rates. The % savings must be shown for...

Last reply: emily reese moody, Jun 15, 2022, 5:29 pm

Ventilation design-worst case conditions

CI-2009 IEQp1: Minimum indoor air quality performance
posted by S Nagarajan on Jan 23, 2015, 10:17 am

How to provide a narrative to explain how the worst-case condition was determined considering the total design airflow rate at the condition analyzed

Last reply: Apoorva Pradhan, Nov 19, 2021, 1:15 pm

LPG Gas Connection and Usage in the LEED certified building.

NC-2009 EAc3: Enhanced Commissioning
posted by Selvam C on Apr 30, 2021, 12:14 am

Dear Team, 

Greeting to everyone, 

We need to understand about the LEED process and procedure / guidelines of the LPG Gas or Cooking Gas services and usage for the LEED certified...

SRI Value from the Test Certificate

NC-2009 SSc7.2: Heat island effect - roof
posted by Nandana Kumar on Dec 10, 2015, 4:52 am


Whenever we receive a...

Last reply: Arthika Saseendranath, Jan 12, 2021, 7:05 am

ASHRAE 62.1 2013 for NC-2009 IEQp1- Minimum IAQ Performance

NC-2009 IEQp1: Minimum indoor air quality performance
posted by Ganesh Dhanakotti on Feb 19, 2019, 1:26 am


Our project consists of office building and workshop which is going for  LEED v3 2009.

The workshop is 105 feet wide, which is not able to compliance for IEQ Prerequisite 1  ...

Last reply: Mohamed Helmy, Dec 17, 2020, 10:37 am