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Source for Table 1 Maximum Parameters

LEED Reviews: Appeals, Design/Construction Submittals, and more
posted by indian tantrik on Aug 16, 2021, 9:46 am

Source for Table 1 Maximum Parameters


NC-v4 EAc2: Optimize Energy Performance
posted by Flavien Darthout on Jul 16, 2021, 4:48 am


I'm a beginner with the LEED v4 and the calculator for the EAc2 credit. I'm asked about the interest of the calculator. We put the simulation results in it so what is it used...

Last reply: Marcus Sheffer, Jul 26, 2021, 11:24 am

2019 GreenTag Product Health Declaration (PhD)

EBOM-v4 EQp3: Green Cleaning Policy
posted by Jutta Berns on Jul 28, 2020, 3:44 am

I came across a 2019 press release by Global GreenTag advising that the Global GreenTag PhD, Materials Transparency Certification Program is as of 2019 recognised by LEED and USGBC. Please can...

Last reply: Trista Brown, Dec 22, 2020, 7:57 pm

How can I check the conformity of a technical data sheet for a shower head?

NC-v4 WEp2: Indoor water use reduction
posted by Sara BENLOUBA on Dec 3, 2020, 10:13 am

Hello Everyone, 

We receive a data sheet from a manufacturer of a shower head but we do not know how to know if the flow rate meets the prerequisite,LEED or not, because the manufacturer...

Last reply: Bipin Karki, Dec 4, 2020, 8:50 am

Is it forbidden by the LEED to have à Infrared Taps / sensor taps/automatic Taps

NC-v4 WEp2: Indoor water use reduction
posted by Sara BENLOUBA on Feb 20, 2020, 2:50 am


Could you told me if it is forbidden by the LEED standard to put an infrared tap in the toilet?


Last reply: Olga Yuil, Nov 20, 2020, 9:29 pm

Steel- Default of 25% post-consumer content

NC-v4.1 MRc3: Sourcing of Raw Materials
posted by Jutta Berns on Nov 4, 2020, 7:41 am

If someone could please confirm whether the following guidance from the LEED v4 Reference Guide is still applicable to LEED v4.1 projects: "Default...

Last reply: Bipin Karki, Nov 4, 2020, 8:00 pm

Greenfield VS Previously developed site

NC-v4 SSc2: Site development - protect or restore habitat
posted by Shlomi Bal on Jul 8, 2020, 2:25 am


We have a project in Ghana, which is located on a huge site, which is mainly untouched green area, and there is no previous construction on site. 

On the other hand, some part...

Parking garage ventilation

NC-v4 EQp1: Minimum indoor air quality performance
posted by Lisa Loreti on May 18, 2020, 2:16 pm

The Project Team needs some clarifications about parking garage ventilation. We have three different questions, not linked to each other.

  1. Is it possible to use natural ventilation...

Is EPD obligatory for all curtain wall assembly or just an EPD for glazing count for LEED?

NC-v4 MRc2: Building product disclosure and optimization - environmental product declarations
posted by Sara BENLOUBA on Apr 6, 2020, 11:46 am

Hello Everyone, 

Please, I have a question on this subject. We have a "curtain wall" for a project, do I have to have an EPD for the complete curtain wall assembly  or the EPD of glazing...

Last reply: Tristan Roberts, Apr 7, 2020, 1:16 pm

2012 EPA CGP

CS-v4 SSp1: Construction Activity Pollution Prevention
posted by sydney mungala on Aug 21, 2019, 10:33 am

anyone have the document

Last reply: Vanessa Nelson, Feb 27, 2020, 1:50 pm