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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...

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

Baseline HVAC system for existing building

NC-v4 EAp2: Minimum Energy Performance
posted by on Aug 7, 2020, 4:54 pm

Dear All, 

I am working on a project which has two parts, A & B. Part A is an existing building with a new fenestration system and piping system, but all other systems are existing....

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. ...

Independent 3rd Party CxA and Technology Design

NC-v4 EAc1: Enhanced Commissioning
posted by Ryan Hoffman on Aug 6, 2020, 11:33 am

in such situations. I'll post the results of my correspondence on this forum discussion.  Log in or register to post comments Marcus Sheffer LEED Fellow 7group / Energy Opportunities LEEDuser Expert 5574 thumbs up...

Last reply: Marcus Sheffer, Aug 7, 2020, 11:26 am

Energy Model- Alternative compliance for LEED V4.1 BD+C

NC-v4.1 EAc2: Optimize Energy Performance
posted by Amal Venugopal on Aug 7, 2020, 3:52 am

Hi All,

We have a project in Dubai targeting LEED Gold certification under LEED V4.1 BD+C New construction. As a green building consultant, we have planned to consider ASHRAE 90.1.2013 to...

Last reply: Marcus Sheffer, Aug 7, 2020, 10:52 am

Air Testing: Particulate Matter

NC-v4.1 EQc4: Indoor air quality assessment
posted by Daniel Smith on Jun 1, 2020, 2:10 pm

Hi all,

I'm having difficulty understanding what Concentration Limit to apply for Particulate Matter (PM10 and PM2.5) under V4.1 BD+C.

For PM10, does an ISO 14644-1:2015 limit apply...

Last reply: Agata Mozer, Aug 7, 2020, 9:18 am

Building: pharmaceutical industry under LEED BD+C New Construction?

LEED Rating System Selection
posted by Stephan Zweig on Aug 5, 2020, 9:26 am

Hello to all,

I wnated to ask if a pharmaceutical industry can be certified under LEED BD+C New Construction?

Are industries or manufacturing buildings certified under this rating...

Last reply: Kath Williams, Aug 7, 2020, 9:14 am

Strategies to Adress Glare

NC-v4.1 EQc7: Daylight
posted by Ricardo Sá on Jul 19, 2019, 10:18 am

Dear All,

in what relates to this credit, LEED V4.1 allows credit achievement in projects where spaces have...

Last reply: Chris Flint Chatto, Aug 6, 2020, 6:58 pm