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PV Panles over compliant white membrane with a high SRI

CS-2009 SSc7.2: Heat island effect - roof
posted by Guillermo Hernandez Espinoza on Jul 4, 2019, 6:13 pm

Hi Everyone.

I have an array of pv panels that will be installed over a compliant white membrane with a high...

Last reply: David Posada, Jul 10, 2019, 5:04 pm

Pre development conditions for v4

NC-v4 SSc4: Rainwater management
posted by Gabriela Mesquita on Jul 5, 2019, 11:46 am

Good morning,

In the New Construction v.4 Guide, the calculation of stormwater storage volume for runoff control, does not mention the conditions before the project. I understand that the...

Last reply: David Posada, Jul 10, 2019, 5:00 pm

Exhaust not interlocked with HVAC

NC-2009 EAp2: Minimum Energy Performance
posted by Jorge López de Obeso on Nov 14, 2018, 11:38 am

Hello, we have this residential project were the HVAC system is as follows:

Baseline: System 2 - PTHP

Proposed: Mini Split System

The thing here is that, as known,...

Last reply: deuisi cromversa, Jul 10, 2019, 4:43 pm

Construction Activity pollution prevention inspections

NC-v4 SSp1: Construction Activity Pollution Prevention
posted by Irene Carreno on Aug 17, 2017, 1:27 pm

I am working in a project that has the Erosion and control plan following the...

Last reply: Jose Gonzalez, Jul 10, 2019, 4:18 pm

Wet Applied Products Meeting Option 1- Volume Requirement?

NC-v4 EQc2: Low emitting materials
posted by Summer Gorder on Jul 10, 2019, 1:13 pm

For Wet Applied Products that meet IEQ credit 2, option 1: do you still need to provide the volume of the product used on the project, or is that just for option 2, Budget Calculation? Thanks!...

Regional material purchase

NC-2009 MRc5: Regional Materials
posted by Nikita Jayswal on Jul 5, 2019, 9:40 am


We have a Project in Germany where the contractor wants to know if the material which if purchased from a local distributor would count towards the credit or would we have to go...

Last reply: Richard Metts, Jul 10, 2019, 10:07 am

Lighting control (occupancy sensor)

CS-2009 EAc1: Optimize Energy Performance
posted by Christophe Boussuge on Jun 28, 2019, 10:23 am

Hi all,

I had review back for my ASHRAE 90.1-2007 model for a LEED project (office building) and would need some advice on how to address the subject.

In the first submission of the...

Last reply: Christophe Boussuge, Jul 10, 2019, 2:51 am

Off-site still available?

NC-v4 SSc3: Open space
posted by Abigail Chan on Jun 19, 2019, 4:36 pm

In previous versions of LEED, it seems as if the open space credit allowed for project developers to improve/restore off-site areas to achieve this credit (with 2 square feet offsite = 1 square...

Last reply: emily reese moody, Jul 9, 2019, 10:19 pm

Diverse uses outside the project boundary/ tenant fitout area but within the same building

CI-v4 LTc2: Surrounding density and diverse uses
posted by Ranya Metwalli Shields on Jul 4, 2019, 8:53 am

Our project is a retail tenant located within a mall. I was wondering whether shops/ restaurants within the same mall where our projectis located but outside the project boundary/ tenant fitout...

Last reply: Mara Baum, Jul 9, 2019, 7:06 pm

FAR Requirement

NC-v4.1 SSc3: Open space
posted by Jesse Hunt on Jul 9, 2019, 4:29 pm

It appears that the v4.1 language for the credit omits the...

Last reply: Jesse Hunt, Jul 9, 2019, 4:30 pm