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Major Renovation or EBOM?

LEED Rating System Selection
posted by Christine Recke on Jun 24, 2019, 5:16 am

We intend to certify an existing office building which is going to be renovated with the following criteria:

  • 40% of the overall building area will be renovated
  • The project is...

Last reply: David Posada, Nov 27, 2019, 4:26 pm

Baseline building: daylight controls

NC-v4 EAp2: Minimum Energy Performance
posted by Ricardo Sá on Oct 3, 2017, 8:11 am


my question is related with the need to consider (or not) daylight controls in baseline building. Table G3.1 (bullet 6) from ASHRAE 90.1-2010 states the following:

1) Proposed...

Last reply: Keith Robertson, Nov 27, 2019, 2:57 pm

Monitoring NOT req if ventilation systems are not within scope of work?

CI-v4 EQp1: Minimum indoor air quality performance
posted by RDK E&S on Nov 27, 2019, 1:12 pm

I'm wondering if my understanding of the ID+C reference manual (pg 311) is correct: no airflow monitoring equipment is needed if the ventilation system isn't in the scope of work? Has anyone...

Purchasing Lamps Calculator

EBOM-v4 MRc2: Purchasing - lamps
posted by Jorge López de Obeso on Nov 27, 2019, 1:05 pm

Hi, I used the current calculator that is on this site but I found out it goes to the max mercury content per bulb instead of the average of the building. 

So I have three options:


Last reply: Jorge López de Obeso, Nov 27, 2019, 1:07 pm

Clarify requirement for design review prior to 50% CDs

NC-v4.1 EAp1: Fundamental commissioning and verification
posted by Gail Vittori on Nov 27, 2019, 10:07 am

Is it the case that in v4.1, the requirement for a review of the design documents prior to 50% CDs, added with addenda to LEED v4, is no longer a requirement for EAp Fundamental CX in v4.1, but...

Parking Under Cover and SRI Requirement

NC-v4 SSc5: Heat Island Reduction
posted by Summer on Oct 9, 2019, 4:35 am


Our project have a 100% parking space under cover which means we are okay with option 2. Do we need to comply with...

Last reply: Eric Anderson, Nov 27, 2019, 10:06 am

Will RECs from TIGR fulfill the credit requirement for EAc4 LEED CI v2009?

CI-2009 EAc4: Green Power
posted by Rowena Rawte on Nov 25, 2019, 11:23 pm

For a project in Singapore the client are planning on purchasing Green RECs from TIGR. 

The Tradable Instrument for Global Renewables (TIGR) Registry is an online platform for tracking and...

SCAQMD 1168 and CDPH v1.1

NC-2009 IEQc4.1: Low-emitting materials - adhesives and sealants
posted by Samantha Lee on Nov 26, 2019, 4:23 pm

If a product meets the...

Last reply: Susan Di Giulio, Nov 26, 2019, 7:35 pm

LEED O+M for Commercial Interiors

LEED Rating System Selection
posted by Geraldine Seguela RAIA on Aug 7, 2019, 11:22 pm

on using whole building energy/water and only tenant space IAQ, etc.? Happy to shift to another question/forum as well. Thanks! Log in or register to post comments Tristan Roberts Technical Director...

Last reply: Tristan Roberts, Nov 26, 2019, 3:14 pm

Available regional credits for Buenos Aires?

NC-2009 RPc1: Regional Priority
posted by Victoria Rios Esteve on Nov 21, 2019, 9:30 am

Hi everyone, 

I was wondering if anyone has idea which regional credits are available for Buenos Aires, Argentina right now. 

Thank you for your answer!

Last reply: Tristan Roberts, Nov 26, 2019, 1:19 pm