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Indoor Lighting Quality in LEED v4 BD+C Hospitality projects.

Hospitality-NC-v4 EQc6: Interior lighting
posted by Susan Di Giulio on Mar 12, 2020, 9:36 pm


I have a few hotels working their way through LEED v4. I understand that Guestrooms should not be counted for Option 1; lighting controls.

But it is less clear how to deal with...

Last reply: Kera Lagios, Mar 31, 2020, 11:56 am

Natural Ventilation- Mixed-mode path

NC-v4 EQp1: Minimum indoor air quality performance
posted by Ricardo Sá on Mar 31, 2020, 7:36 am

Dear All,

We're currently trying to certify an office building project with the following characteristics:

  1. the building has a narrow plan and high ceiling height;
  2. ...

Single zone flush-out

NC-v4 EQc4: Indoor air quality assessment
posted by Omar ElRawy on Dec 25, 2019, 10:18 am

I have a main Fresh Aish Handling Unit (FAHU) that supplies fresh air to all FCUs. I need to know if I should calculate flush out on zone by zone basis, in which flushing the whole building will...

Last reply: Tien Duong, Mar 31, 2020, 4:48 am

Shower column kit with 3 different features and water consumptions.

NC-v4 WEp2: Indoor water use reduction
posted by CBRE Sustainable Building Advisory on Mar 30, 2020, 10:42 pm

For showers in a new Project a shower column kit will be installed and it includes: a showerhead, a hose and a faucet.

(Example: Kohler Singulier K-72672T-C4-CP)

Each of...

Community contaminant prevention- Airborne Releases

NC-v4 INc1: Innovation
posted by Verde Design on Dec 11, 2019, 12:31 pm


I found the pilot credit "Community contaminant prevention - Airborne Releases" under the v4 pilot credits, however I have also read that this credit is only available for v2009...

Last reply: Abena Darden, Mar 30, 2020, 8:20 pm

Lab Exhaust Fan Power- ASHRAE 2013

NC-v4 EAc2: Optimize Energy Performance
posted by Abhinay Sharma on Mar 30, 2020, 8:01 pm


I am working on a laboratory project and we are using ASHRAE 90.1 2013 for the energy credit.  In 2013 it states the baseline lab exhaust shall be modeled as constant horsepower...

LEED Green Associates Exam

LEED v4.1 Discussion Forum
posted by Alexis Stewart on Jan 22, 2020, 3:10 pm

I am taking the LEED Green Associates exam at the end of February. Any advice?

Last reply: Patricia Lloyd, Mar 30, 2020, 5:02 pm

USGBC approved programs.

NC-v4 MRc2: Building product disclosure and optimization - environmental product declarations
posted by Samer Alhmdan on Jul 7, 2017, 2:25 am

Where can I find a list for USGBC approved programs that certify products to get the point under option 2 -- Products that comply with other USGBC approved multi-attribute...

Last reply: Joanna Switzer, Mar 30, 2020, 3:55 pm

Quality Views in Non-Regularly Occupied Spaces

Pilot-Credits EQpc117: Quality views in nonregularly occupied spaces
posted by Allison Wilson on Mar 15, 2019, 1:23 pm

In completing the pilot credit survey, I thought the item re: requiring this credit as a prerequisite was interesting. I don't know that this pilot credit would make sense as a prereq, but what...

Last reply: Asa Posner, Mar 30, 2020, 2:20 pm

Leed BD+C LT Credit 5

NC-v4 LTc5: Access to quality transit
posted by Lorenzo De Donatis on Mar 29, 2020, 5:17 pm


Can points from Table 1 (multi-transit) and Table 2 (long distance) be summed up to achieving 6 points? E.g. 3 points achieved with multiple transit and 3 with long distance transit...