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CS-v4 EQp2: Environmental tobacco smoke control
posted by Andreas Colli on Sep 9, 2021, 9:23 am

Our project is an existing building, that is to be renovated in large parts and converted fron retail to office ues.

The first floor of the building will not be changed by the construction...

Last reply: Afogreen Build, Sep 13, 2021, 11:21 pm

No Cooling Tower in LEED v2009 School

Pilot-Credits WEpc94: No Cooling Tower
posted by Sandra Schmid on Aug 31, 2021, 5:44 am

We are working on a LEED v2009 school project in Germany which is equipped with VRV refrigerating outdoor units for cooling of some rooms so there is no cooling tower, no use of latent heat of...

Green roof- no irrigation system but manual watering during hot summer months- relevant?

NC-v4 WEp1: Outdoor water use reduction
posted by Benjamin Weise on Feb 27, 2019, 2:12 am


the project I'm working on is a zero lot project with green roofs. There will be no irrigation systems in place but during hot summer months, the green roofs will need to be watered...

Last reply: Afogreen Build, Jul 30, 2021, 2:23 am

Heat Island reduction provided by the building itsself

NC-v4 SSc5: Heat Island Reduction
posted by Carmen Mielecke on Apr 19, 2017, 8:09 am

Dear All, if a Project consists of many small courtyyards and shade for those courtyyards is provided by the building...

Last reply: Lyle Axelarris, Jul 20, 2021, 4:32 pm

smoking on private balconies

NC-v4 EQp2: Environmental tobacco smoke control
posted by Andreas Hintz on Sep 9, 2016, 9:33 am

We have an upcoming international new construction project of a multi-family residential building. Due to its numbers of stories LEED NC v4 is the most appropriate rating system to use.


Last reply: Jessica Malta, May 19, 2021, 5:18 pm

Hybrid recooler

NC-v4 WEc3: Cooling tower water use
posted by Florian Schmidtchen on Aug 8, 2017, 6:05 am

Dear all,

Our MEP Engineer wants to implement a dual recooling system/the hybrid recooler of the series KAVH. For our building type and the location in Germany with strong temperature...

Last reply: J Schütz, Apr 13, 2021, 9:11 am

Decentralized PM measuring devices permanent installation

NC-v4.1 EQc4: Indoor air quality assessment
posted by Sascha Krause on Mar 3, 2021, 9:48 am

Hello all,

It's first time that I work with LEED regulations and can't find something about permament installation of PM measuring devices and whether installed devices can improve the...

Base building versus tenant metering

CS-v4 EAp3: Building-level energy metering
posted by Jens Apel on Jul 18, 2017, 8:52 am

Maybe I am overly cautious, but I would like to clarify the following. The Ref.Guide states "...

Last reply: Kristina Kouyoumdjian, Feb 19, 2021, 10:35 am

Calculating daily average and peak total occupants

Calculating FTEs
posted by Nicole Isk on Oct 4, 2019, 11:24 am


i have a question regarding the calculation of the daily average and peak total occupants, because we received a review commnt on this topic. I have no idea how to calculate it and i...

Last reply: Melissa Merryweather, Oct 2, 2020, 9:58 am

Legal Wood ACP calculator-

Pilot-Credits MRpc102: Legal Wood
posted by Arwid Theuer-Kock on Aug 20, 2020, 2:25 pm

We are forced to use the v4_v2009_Legal Wood ACP calculator_v02_0 calculator.

former we could enter the product price and the percentage of new...