Log in

NC-v4.1 Rainfall Events Calculator

NC-v4.1 SSc4: Rainwater management
posted by Kathryn Ganas on Jul 17, 2019, 12:20 pm

Is there an updated Rainfall Events Calculator for v4.1?? We have a...

Last reply: Maria Porter, Dec 4, 2019, 6:49 am

COP of System at ambient temperature (46 degC) whereas ASHRAE takes AHRI Condition

NC-v4 EAp2: Minimum Energy Performance
posted by Neeraj Sharma on Nov 28, 2019, 1:16 pm

I am working on a project where my building has a VRF/VRV system. The ambient conditions at which the system designed is 46 deg C. Now as it's a LEED project & will be compared with ASHRAE 90...

Last reply: Judhajit Chakraborty, Dec 3, 2019, 7:23 pm

ASHRAE Mandatory Provisions for Building Envelope

NC-2009 EAp2: Minimum Energy Performance
posted by Ghaith Moufarege on Mar 30, 2010, 6:07 pm


We are a UK-based consultancy, working on LEED for a mall, and we have a bit of trouble interpreting some of the terminologies & requirements of ASHRAE Tables 5.5 for Building...

Last reply: Gustavo De las Heras Izquierdo, Dec 3, 2019, 6:04 am

Biophilic Design: Quantifiable Metrics

Pilot-Credits EQpc123: Designing with Nature, Biophilic Design for the Indoor Environment
posted by LEED Team DC on Jan 30, 2019, 10:57 am

Hi, I'm wondering if there are shareable examples of a project team documenting quantifiable biophilic metrics.

I'm inclined to think these metrics could be gained either noting dimensions...

Last reply: Leilanie Bruce, Dec 2, 2019, 8:37 pm

Option 1 Workforce Development Training

Pilot-Credits IPpc90: Social equity within the project team
posted by Summer Minchew on Jul 10, 2017, 3:54 pm

I have a project that has entered in to a Project Labor Agreement including the following: 1) Small, Local Disadvantaged Business Development Assistance, 2) First Source Employment Agreement (...

Last reply: Leilanie Bruce, Dec 2, 2019, 8:21 pm

Soil testing

EBOM-v4 SSc5: Site management
posted by Kath Williams on Nov 25, 2019, 4:23 pm

 This credit states that soil testing is required but the whole purpose is to determine appropriate fertilizer use. This client has never and will never use soil additives or fertilizer. The...

Last reply: David Posada, Dec 2, 2019, 4:53 pm

Refurbishment of an existing building

LEED Rating System Selection
posted by Ricardo Filho on Nov 27, 2019, 10:21 am

Hi, I will be leading a LEED project and I am struggling to identify the rating system I should use, I requested some information from the project managers and I got this answer:


Last reply: David Posada, Dec 2, 2019, 3:29 pm

Luminaries inside parking cover are exterior lightings?

NC-v4 SSc6: Light Pollution Reduction
posted by Thomas Tan on Nov 25, 2019, 5:04 am

Dear All,

I have a large parking...

Last reply: Bill Swanson, Dec 2, 2019, 3:01 pm

Energy model as per ASHRAE 90.1-2013

Retail-NC-v4 EAp2: Minimum Energy Performance
posted by Vassil Vassilev on Dec 2, 2019, 5:06 am


We art to prepare an energy model for a project, which should be in accordance with ASHRAE 90.1-2013.

The energy source of the project is electricity. The climate zone is...

Last reply: Marcus Sheffer, Dec 2, 2019, 1:10 pm

EA CR 02- Qualified List

NC-2009 EAc2: On-Site Renewable Energy
posted by SAMY Chamy on Apr 29, 2017, 9:03 am

Dear Concern:-
I have some doubt in this credit

1.Off site...

Last reply: Marcus Sheffer, Dec 2, 2019, 1:01 pm