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Extent of European ACP application

NC-v4 EQp1: Minimum indoor air quality performance
posted by Jens Apel on Jun 26, 2017, 4:49 am

I am not quite sure on the wording regarding natural ventilation and the Europe ACP.
The online Ref.Guide states
"Projects in Europe may use Arbeitsstaettenrichtlinie ASR 5 as a local...

Last reply: Michelle Reott, Aug 15, 2017, 11:53 am

Operable windows-ground floor or upperfloor?

NC-v4 EQp2: Environmental tobacco smoke control
posted by Florian Schmidtchen on Jun 2, 2017, 10:26 am

Dear Sir or Madam,
Smoking must be prohibited within 25 feet of building entries, outdoor air intakes, and operable windows. A designated smoking area must be located at least 25 feet away...

Last reply: Trista Little, Aug 14, 2017, 7:59 pm

LED integrated in facade window frame/ MLO lighting zone

NC-v4 SSc6: Light Pollution Reduction
posted by Ilse Dijkstra-Nugteren on Aug 11, 2017, 4:42 am

We are working on the LEED V4 certification of a project which will be located at the border of a business park and about 3 kilometers away from highways and an international airport. Between the...

Last reply: Bill Swanson, Aug 11, 2017, 8:33 am

Elevator lobbies-with airlocks?

NC-v4 EQc1: Enhanced indoor air quality strategies
posted by Florian Schmidtchen on Aug 9, 2017, 11:44 am

Dear all,

We have mechanically ventilated spaces. For the option 1 we therefore have to comply with the requirement B. interior cross-contamination prevention. To create negative pressure...

Operable windows in lieu of controls- what about WOCDs

CS-2009 IEQc6: Controllability of systems - thermal comfort
posted by Andreas Hintz on Jul 26, 2017, 9:02 am

For determing the openable wall area (which has to be a minimum of 4% of the net occupiable floor area) should WOCDs (Window Opening Control Devices) be considered? Please explain how to...

Last reply: Lauren Sparandara, Aug 7, 2017, 1:46 pm


CI-2009 IEQp1: Minimum IAQ Performance
posted by Anke Koch on Mar 11, 2015, 5:35 am

Dear LEED community,
we are working on a project in Berlin, Germany. The existing building is a logistics center consisting of a logistics and warehousing facility made up of 3 units (48,...

Last reply: Andrew Mitchell, P.E., Aug 6, 2017, 9:28 pm


NC-v4 LTc4: Surrounding density and diverse uses
posted by Sylvia Renes on Jul 18, 2017, 9:10 am

How does a 1/4 mile radius around the project site from the project boundary looks like? To my interpretation a radius is the area within a given distance from a central point, thus...

Last reply: emily reese moody, Jul 18, 2017, 1:51 pm

Rainwater management- Filters

NC-v4 SSc4: Rainwater management
posted by Jorge Mato Rial on Jun 26, 2017, 11:00 am

Hello Everyone!
I am working in a project, which includes the following types of surfaces:
-Impervious roof areas
-Garden areas
-Impervious vehicle circulation areas...

Last reply: Michael DeVuono, Jul 14, 2017, 10:45 am

Irrigation type definitions

NC-v4 WEp1: Outdoor water use reduction
posted by Jens Apel on Jul 13, 2017, 9:37 am

Does anyone know if there are definitions for the different irrigation types? Especially the differences between the two drip types would be of interested.
Thanks, Jens

STC rating for the combination office- hallway

NC-v4 EQc9: Acoustic performance
posted by Florian Schmidtchen on Jun 2, 2017, 11:24 am

Dear all,
I have a question according to meet the composite sound transmission class (STCC) ratings listed in Table 1:
Do we have to meet the...