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Duct sealants and wallpaper emissions testing

CI-v4 EQc2: Low emitting materials
posted by Kathleen Gaffney on Mar 25, 2020, 2:54 pm

Are duct...

Option 1 Warehouse Exceptions for Multi-occupant spaces?

Warehouses-NC-v4 EQc6: Interior lighting
posted by Sara Greenwood on Mar 25, 2020, 2:24 pm


It seems unreasonable or energy efficient for the multi-occupant spaces in a storage warehouse to meet the criteria for Option 1 in this credit. Are there any exceptions for...

Heating coil as a preheat in DOAS with VRV

CS-v4 EAp2: Minimum Energy Performance
posted by Przemysław Rejczak on Mar 4, 2020, 12:00 pm

Dear Everyone

I am quite confused because I got a review comment recently where Reviewer suggests to exclude preheat coils from Baseline System 7. 

It is a project located in Poland...

Last reply: Tyler Thumma, Mar 25, 2020, 1:30 pm

Automatic Receptacle Control

NC-v4 EAp2: Minimum Energy Performance
posted by Jan Hesse on Aug 7, 2015, 6:36 am

ASHRAE 90.1-2010 8.4.2 states, that 50% of all 125 volt 15- and 20-Ampere receptacle outlets in private offcies, open offices and computer classrooms shall be automatically switched off when the...

Last reply: Marcus Sheffer, Mar 25, 2020, 11:58 am

Alternative Compliance Paths

Warehouses-NC-v4 EQp1: Minimum indoor air quality performance
posted by Sam Tognet on Mar 25, 2020, 6:22 am


I am working on a freight hub construction project in France. The project is composed of a 20,000 cubic meter warehouse which is naturally ventilated. 
Regarding the "Minimum...

Freight hub

LEED Rating System Selection
posted by Sam Tognet on Mar 25, 2020, 6:16 am


The project consists in a freight hub located in France. It is composed of a 2000 square meter warehouse, a side of which being dedicated to a part composed of a dozen office rooms...

CO2 monitoring for Core and Shell projects

CS-v4 EQc1: Enhanced indoor air quality strategies
posted by Irene Chung on Apr 9, 2017, 5:56 pm


Is a copy of the lease agreement stating that tenants must install co2 sensors in all densely occupied spaces required for v4 Core and Shell projects?

If not, can the project...

Last reply: John Francis Manalon, Mar 25, 2020, 5:02 am

Outside US Project

NC-v4 EQc2: Low emitting materials
posted by PAWAN DAHIWAL on Sep 16, 2018, 7:35 am

We are working on LEED v4 project  - New construction (Gulf). We have targeted this credit for atleast 2 points. Here, I am unable to find any paint/adhesive/sealant manufacturer who carried out...

Last reply: Tahani Khalid, Mar 25, 2020, 4:53 am

non-potable water for wc and urinal flushing means the flow rate for potable water is zero, right?

NC-v4 WEp2: Indoor water use reduction
posted by Afogreen Build on Mar 25, 2020, 4:03 am

Hi all,

Regarding Indoor Water Use Reduction Credit

Would like to check in indoor water calculation, if the project use non-potable water for wc and urinal flushing, that...

Last reply: Sushrut Jadhav, Mar 25, 2020, 4:28 am

Laundry "room" now included in cross contamination?

NC-v4 EQc1: Enhanced indoor air quality strategies
posted by Karen Joslin on Aug 23, 2018, 5:09 pm

Perhaps I missed this was snuck in for v4, but what part of laundry makes it now added to the rooms needing exhaust, supply, and negative pressure? Is it possible this could be interpreted the...

Last reply: Maria Porter, Mar 25, 2020, 4:26 am