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CxA: independance of the design team

NC-v4 EAc1: Enhanced Commissioning
posted by Audrey LEDESERT on Jun 25, 2020, 5:08 am

In our office, we have 2 separate departments : one that works in building technicals (HVAC/San) and the 2nd that make consulting.

The consulting department is in charge of LEED...

Last reply: Marcus Sheffer, Jun 25, 2020, 9:06 am

Tolerance within the achievement of criterias due to different affectations

NC-v4 MPR2: Must use reasonable LEED boundaries
posted by Audrey LEDESERT on Jun 18, 2020, 4:37 am


I'm working on a project with administration affectation and some commercial surfaces on the groundfloor (surface < 40% of the total project surfaces).

As the commercials...

Outdoor ventilation rates in baseline and proposed

CS-v4 EAp2: Minimum Energy Performance
posted by Sarah Leenknegt on Apr 7, 2020, 5:45 am


Our situation is the following: the outdoor ventilation rates in the proposed building are higher than required by ASHRAE 62.1. Therefore, the baseline model will have lower outdoor...

Last reply: Tyler Thumma, Apr 15, 2020, 1:13 pm

Renewables outside LPB & owned by Project- Campus or no Campus?

NC-v4 EAc5: Renewable energy production
posted by Anne Caminade on Dec 8, 2016, 6:50 am

Hi, We have a new small building on a large industrial site in Switzerland (same owner for the entire site) that we want to certify with LEED Gold (only the new small building) and we have no...

Last reply: Marcus Sheffer, Dec 22, 2019, 4:51 pm

Double skin facade

NC-v4 EAp2: Minimum Energy Performance
posted by Sarah Leenknegt on Mar 12, 2019, 3:48 am


How do I model a naturally ventilated double skin facade in proposed and baseline building?

- proposed building: as designed, with a thermal zone for the intermediate area. The...

Last reply: Sarah Leenknegt, Mar 26, 2019, 3:21 am

Ventilation of parking garages

CS-v4 EAp2: Minimum Energy Performance
posted by Sarah Leenknegt on Mar 11, 2019, 7:51 am


We are modelling an office building in Switzerland with LEED v4 Core and Shell and have a question regarding the required ventilation rate for parking garages. According to ASHRAE 62.1...

Last reply: Marcus Sheffer, Mar 25, 2019, 3:12 pm

Additional requirements- Guarantees of Origin (GOs)

NC-2009 EAc6: Green Power
posted by Jens Apel on Oct 6, 2016, 5:34 am

The European ACP for EAc6 states:
"Guarantees of Origin (GOs) are an acceptable equivalent to the...

Last reply: FABIO VIERO, Feb 19, 2018, 5:29 am

EB O+M recertification after renovation

LEED Rating System Selection
posted by Michael Grafschmidt on Jan 17, 2018, 9:47 am

An existing office building, LEED...

Last reply: Paula Melton, Jan 18, 2018, 11:03 am

Swiss Reference standard for Primary Energy and GHG

Pilot-Credits EApc95: Alternative Energy Performance Metric
posted by Susann Geithner on Dec 20, 2017, 1:59 pm

Anyone working on a Swiss project I recommend using SIA380, which list the applicable...

German AgBB in LEED version 3 and 4

NC-2009 IEQc4.3: Low-emitting materials - flooring systems
posted by Jens Apel on Dec 12, 2017, 7:36 am

In a LEED v3 project a manufacturer is supplying information that his carpet is complying with AgBB 2015. For LEED v4 this would be sufficient (as far as I know newer standards are accepted). If...