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Vegetation Types

NC-v4.1 SSc3: Open space
posted by Chandan Jain on May 1, 2019, 2:44 pm

Per V4.1 BD+C beta guide "25% of the minimum 30% total outdoor space requirement must be planted with two or more types of vegetation". However, the guide does not specify the vegetation types,...

Last reply: Jose Romo, Aug 10, 2020, 11:38 am

LEED AP NC applicable?

Mid-Rise-v4 INc2: LEED Accredited Professional
posted by Maria Perzon on Jan 17, 2020, 3:13 am

I am a LEED AP for NC. Would that qualify for 1 credit in the mid-rise homes version. 

Last reply: Maria Perzon, Aug 10, 2020, 9:59 am

Weatherproofing Barrier Primer

NC-v4.1 EQc2: Low-emitting materials
posted by Diana Smiciklas on Aug 10, 2020, 9:20 am

Hello there,

Are materials used to adhere the waterproofing and/or weatherproofing membranes excluded from low-emitting requirements regardless of what side it’s applied to? For example, a...

Four buildings in one certification?

Mid-Rise-v4 MPR2: Must use reasonable LEED boundaries
posted by Maria Perzon on Jan 13, 2020, 10:31 am

I am working with a customer discussing LEED certification for four similar residential buildings. They have only minor variations. Would it be possible to lower the costs by certifying it as one...

Last reply: Samuel Sura, Aug 10, 2020, 9:15 am

Automatic Daylighting Controls for Primary Sidelighted Areas in Core and Shell project

CS-v4 EAp2: Minimum Energy Performance
posted by Tien Duong on Aug 10, 2020, 6:58 am

Dear All,

According to ASHRAE 90.1 section 9.4 mandatory requirement, the primary sidelighted area shall be separately controlled by at least one multilevel photocontrol, but in CS project...

Last reply: Norbert Szircsak, Aug 10, 2020, 9:03 am

No Cooling Tower- Baseline system categorization

NC-v4 WEc3: Cooling tower water use
posted by Michelle Bombeck on Jul 27, 2020, 7:53 pm

According to the Appendix G, our building does not fall into the allowable project type for System 7 or 8 but only because Appendix G indicates that the building has to be more than 5...

Last reply: Maria Porter, Aug 10, 2020, 8:31 am

Minimum planted area (that needs no irrigation)

CS-v4 WEc1: Outdoor water use reduction
posted by Maria Porter on Oct 30, 2017, 8:05 am


In v2009 there used to be a 5 % minimum for the area that needed to be planted in order for the project to be eligible for the credit. Is there such a threshold now? Or does basically...

Last reply: Maria Porter, Aug 10, 2020, 8:01 am

Refrigerant Impact Calculation for DSE

Retail-CI-v4 EAc5: Enhanced Refrigerant Management
posted by Toshif Ruikar on Aug 9, 2020, 10:52 am


I read the V4 ID+C guide, i am little bit confuse for reference credit.

As my project is served by DSE i.e. District cooling system. The project receives only chilled water from...

Gym Floor Line Paint

NC-v4.1 EQc2: Low-emitting materials
posted by Joseph Snider on Aug 2, 2020, 11:33 pm

Has anybody run into any issues with gym floor line paint? Older info suggests to use the graphic art / sign designation in the list.  This used to be 475 g/L, but is now 200 g/L under v4.1.  We...

Last reply: Deborah Lucking, Aug 7, 2020, 6:00 pm

LTc7 Reduced Parking Footprint- Campus approach

LEED Guidance for Campuses and Multiple Buildings
posted by Ricardo Sá on Aug 7, 2020, 12:25 pm

Dear All,

We are currently working in a project of a new University Campus of Universidade Católica de Portugal, that will include two different buildings:

  1. ...