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Subfloor vs underlayment- uncoupling waterproofing membrane for ceramic floors

NC-v4.1 EQc2: Low-emitting materials
posted by Priscillia Champagne on Jul 8, 2022, 12:51 pm

Hi! We will be installing a polyethylene based, uncoupling and waterproofing membrane (Schluter-DITRA) on top of our concrete floor before installing the ceramic tiles. The product provides...

Option 1. Path 1- poverty rate

NC-v4.1 LTc3: High Priority Site and Equitable Development
posted by Jennifer Atherton on Jun 28, 2022, 5:18 pm

To determine the census tract poverty rate based on Statistics Canada 2016 Census of Population data, which metric do I reference?

Prevalence of low income based on the Low-income measure...

Last reply: Claudia Mezey, Jun 28, 2022, 6:21 pm

Perimeter area calculation

Healthcare-v4 EQc7: Daylight
posted by Priscillia Champagne on Jun 21, 2022, 4:53 pm

Does anyone know if the perimeter area to be used for Healthcare projects excludes from the calculations the...

CRI Green Label Plus-Low Emitting Materials

LEED v4.1 Discussion Forum
posted by Bob Paterson on May 31, 2022, 5:47 pm

Looking to confirm if...

Last reply: Paula Melton, Jun 3, 2022, 11:30 am

Open spaces- Turf Grass Calculation

Schools-NC-v4 SSc3: Open space
posted by Michael J Turner on Jun 2, 2022, 12:39 pm

Hi There, 

Is Turf grass included in the calculations as vegetated open space? We have a school project. It is LEED V4.0 and we are going with V4.1 for this credit. 

Many thanks ...

furniture reused

NC-v4 MRc3: Building product disclosure and optimization - sourcing of raw materials
posted by Priscillia Champagne on May 30, 2022, 3:05 pm

Hi, for a new school project, the client wants to recuperate a large part of his furniture not integrated to the building to...

Last reply: Allison Smith, May 31, 2022, 12:06 pm

Low Emitting Materials compliant with SCAQMD rule #1168 but without content

NC-2009 IEQc4.1: Low-emitting materials - adhesives and sealants
posted by Cecile de Villemeur on May 27, 2022, 12:16 pm


could you help me ? I wonder how I could assess a product which gives the statement that it is compliant with the...

Metal stops for Tiles

NC-2009 IEQc4.3: Low-emitting materials - flooring systems
posted by Cecile de Villemeur on May 27, 2022, 12:58 pm


Do you think that metallic stops for tiles should be assessed as flooring systems for IEWc4.3 credit ? THanks !

Emergency generator building

NC-v4 MPR2: Must use reasonable LEED boundaries
posted by Priscillia Champagne on Oct 8, 2019, 1:06 am

I am starting a project in which we are building a new addition to an existing hospital which will be approx. 30 000 m2 (considered separate building from existing hospital). In the same scope of...

Last reply: Priscillia Champagne, May 30, 2022, 9:07 am

New addition with separate air distribution systems also feeding renovation portion of existing hospital

NC-v4 MPR2: Must use reasonable LEED boundaries
posted by Priscillia Champagne on May 30, 2022, 9:02 am

We are planning to register a new project for LEED certification, but we need to make sure that we can comply with the minimum program requirement #2 beforehand. The specific language that is...