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LEED pre-check

LEED v4.1 Discussion Forum
posted by Ajla Pasic on Jul 4, 2024, 4:09 pm

Hello, I am working on my first LEED pre-check. The project is located in Germany and is to be verified according to LEED ID+C CI, v4.1 and LEED Certified is to be achieved. Can anyone tell me...

Energy Star Rated Equivalent

LEED v4.1 Discussion Forum
posted by Roshan Pradhan on Jun 24, 2024, 5:34 am

Does TM-21 tested LED luminaire, with efficiency greater than 94% at 6000 hours meets the alternate equivalent criteria for Energy star rated products?

Guidance for approaching outdoor swimming pools for a municipal project

LEED v4.1 Discussion Forum
posted by Edward Reifenstein on Jan 5, 2024, 12:58 pm

We are designing a community center and aquatics facility with several outdoor pools. In considering certification options and targets, we are realizong that the pools are major components - both...

Last reply: Mike Refsland, Jun 11, 2024, 10:54 am

Replacement of 65% cement by GGBFS

LEED v4.1 Discussion Forum
posted by Muhammad Hussain on May 8, 2024, 1:21 am

Dear LEED Users,

May I kindly request guidance on the permissible percentage of GGBFS that can replace cement and the credit category that our project can potentially earn points under?...

Last reply: Andrey Kuznetsov, Jun 5, 2024, 7:59 am

EApc159- Green Leases ACP

LEED v4.1 Discussion Forum
posted by Sustainability & Commissioning on Apr 25, 2023, 2:43 pm

Hi all,

The point allocation for EApc159 - Green Leases ACP refers to the Green Lease Leaders Recognition (Silver, Gold, Platinum). What does that exactly mean?

Thank you,

Last reply: Laura Castanon, May 23, 2024, 5:09 pm

How can I download the baseline html files at different rotations? in designbuilder.

LEED v4.1 Discussion Forum
posted by Jhon Sariego on Apr 16, 2024, 7:47 pm

I am working on a project and I need to download the html files at different rotations in the baseline. 0, 90, 180, 270. When I run the baseline simulation in the ASHRAE section it does the...

Certification of a high-voltage electrical substation

LEED v4.1 Discussion Forum
posted by LEED User95 on Apr 2, 2024, 12:16 pm


Is the construction of a high-voltage electrical substation certifiable ?

If so, under which category of building would it be classified in the reference framework ?


Last reply: Nadav Malin, Apr 2, 2024, 4:46 pm

Total Material Cost

LEED v4.1 Discussion Forum
posted by Arda Buyuklu on Mar 21, 2024, 10:49 am

Why is providing Total Material Cost required/necessary when completing a LEED v4.1 Materials Reporting Form? How is this relevant for LEED purposes, especially if it is almost always subject to...

LEED V4.1 O&M Precertification denied.

LEED v4.1 Discussion Forum
posted by shashank gangil on Feb 26, 2024, 10:32 pm


I recently enrolled a project on LEED online for LEED V4.1 O&M. We are going for Pre-Certification First.

For Pre-certification of LEED v4.1 O&M, we need to fill a...

Serious(ly) Newb Question: ASHRAE 90.1,

LEED v4.1 Discussion Forum
posted by on Feb 25, 2024, 1:41 am

Hi Folks,

I am the poor slob (AKA apprentice) tasked with sorting out the credit our local electrical utility will allow for a lighting project of a commercial bldg outside parking lot....