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Building Reuse Option 3 on Shell buildings-- LEED C/S v4- new guidance on interiors and finish

CS-v4 MRc1: Building life-cycle impact reduction
posted by Landry Watson on Oct 12, 2023, 2:21 pm

We are getting some comments from the reviewer that indicate 1) We must include surfaces of interior non-structural walls in our calcs (this is new from other versions guidance)  and 2) that we...

Rainfall data taken from AQUASTAT (annual by country), how to calculate?

CS-v4 SSc4: Rainwater management
posted by Marine Petrosyan on Oct 19, 2023, 9:31 am

Hi, All!

The daily rainfall data is not available four our project in our country. We chose to check the Aquastat data, which gives only one average annual number, 562mm.


What value should enter in Vdz in ventilation calculation.

CS-v4 EQp1: Minimum indoor air quality performance
posted by Prabhu Pe on Nov 24, 2023, 4:01 am

We are handling core and shell commercial project .the fresh air is supplied from the terrace inline fans and directly feed in to...

No Cooling Tower

CS-v4 WEc3: Cooling tower water use
posted by Adriana Hansen on Jan 2, 2024, 11:33 am

Regarding the alternative compliance path to the LEED v4 credit Cooling tower water use (BD+C)<https://www.usgbc.org/node/2611780>, a...


CS-v4 SSc7: Tenant Design and Construction Guidelines
posted by Erin Holdenried on Jan 29, 2024, 1:41 pm

Is there a template available for this credit?  Thanks!

Option 1 Path 2/3- Natural Ventilation and DES

CS-v4 EAp2: Minimum Energy Performance
posted by Azra on Feb 1, 2024, 5:09 am

we got a kind of an unusal situation here, at least for us. 
So the project is connected to a...

option 2, additional source control and monitoring

CS-v4 EQc1: Enhanced indoor air quality strategies
posted by James Cai on Apr 21, 2024, 11:27 pm


Can the installation of PM2.5 sensor meet this requirement?

Tenant Space Energy Modeling

CI-v4 EAp2: Minimum Energy Performance
posted by Paula Hernandez on Feb 17, 2016, 6:16 am

To comply with EA_p2 we are goint to develo the energy simulation of the Tenant Space Scope of Work.
My questions are:
1. Do we have to include the whole building characteristics in...

Metered Lav Faucets No More

CI-v4 WEp1: Indoor water use reduction
posted by Michelle Rosenberger on Jun 1, 2016, 4:23 pm

I posted this comment on the NC forum in addition to here because there haven't been any responses to questions posed on this forum. I addressed it to the LEEDuser expert on that forum.


Airflow monitoring device

CI-v4 EQp1: Minimum indoor air quality performance
posted by Natalia Pineyro on Dec 21, 2016, 2:29 pm

Hello! We are working on a project that is going to install a constant volume system. To comply with the Minimum Indoor Air Quality Performance Prerequisite we have asked the HVAC designer to...