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Enhanced Refrigeration credi

LEED v4.1 Discussion Forum
posted by yen Huynh on May 21, 2020, 11:24 am

Can someone tell me how to fill out a Geothermal system for this credit?

Monitoring System Single Zone VAV

NC-v4.1 EQp1: Minimum indoor air quality performance
posted by Rosalie Deliz on May 20, 2020, 8:51 pm


We are using single zone roof top package roof top units on one of our jobs. Does the requirement for monitoring a...

Manufacturer definition

NC-v4 MRc2: Building product disclosure and optimization - environmental product declarations
posted by Muhammad Al Mahasneh on May 21, 2020, 4:55 am


how does LEED define a manufacturer? It seems quite a no-brainer, but we got a lot of different "commercial" manufacturer names (with different names on bills, invoices,...

Does "Total Site Area" include building footprint?

EBOM-v4 SSc6: Site improvement plan
posted by Raquel Clemente on May 21, 2020, 3:07 am

I'm not sure if "Total Site Area" includes building footprint or not in this credit. This concept changes through the different LEED credits, sometimes building footprint is included and others...

What is meant by Informal Transit?

CS-v4.1 LTc4: Surrounding density and diverse uses
posted by Amgad Khattab on Jan 1, 2020, 9:30 am
Last reply: Olga Yuil, May 20, 2020, 8:56 pm

Option 2 Optimization- from what?

NC-v4.1 MRc2: Building product disclosure and optimization - environmental product declarations
posted by Margaret Montgomery on May 20, 2020, 6:03 pm

I think, perhaps foolishly, that we may have some products that can meet this requirement, but can only move forward if I can answer two key questions: 

1. What is the baseline from which...

LEEDonline Form

NC-2009 IEQc4.3: Low-emitting materials - flooring systems
posted by Kath Williams on May 20, 2020, 5:30 pm

It has been a long time since we worked on a NC-2009 project. Long been into Version 4/4.1 projects.

The form for this credit has changed.  Only FloorScore shows up in the dropdown box as...

Achievement of Triple Bottom Line Analysis by Major Credit Category

Pilot-Credits INpc122: Informing Design by Major Credit Category Using Triple Bottom Line Analysis
posted by Candice Rogers on May 20, 2020, 5:01 pm

Hello.  We have documented Triple Bottom Line Analysis using Autocase for a Warehouse and Distribution Center.  The effort returned very interesting results in terms of values and particularly...

Systems requiring metering

CS-v4 EAc3: Advanced Energy Metering
posted by Tim Nabholz on Apr 4, 2017, 11:20 am

Hi All,

I am pursuing this credit for a LEED v4 Core and Shell project and am having trouble determining which systems require meters. The credit requirements state "Install advanced...

Last reply: Marcus Sheffer, May 20, 2020, 4:33 pm

ASHRAE 90.1 requirements

NC-v4 EAp2: Minimum Energy Performance
posted by Guillaume Rose on Oct 1, 2019, 5:28 am


I work on a Core & Shell project based in Paris and i have a question about ASHRAE 90.1 Standards, and more especially on the possibility to derogate to certain requirements. On...

Last reply: Marcus Sheffer, May 20, 2020, 4:30 pm