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Fog Installation on the rooftop

NC-v4 WEc1: Outdoor water use reduction
posted by Christoph Keck on Jan 25, 2022, 6:37 am


our project has a fog installation on it´s rooftop.

The water consumption of said installation would be 3,6 l/min.

Under which section or what credit is this taken into...

Last reply: Paula Melton, Jan 28, 2022, 9:25 am

Sport and leisure facilities

LEED Rating System Selection
posted by Axel Verger on Jan 19, 2022, 6:08 am


Does anyone knows how sport and leisure facilities (climbing, trampoline...) ca be rated? Can I use the Shell and Core rting system? Is ther a bespoke rating system?

Thank you...

Last reply: Tristan Roberts, Jan 26, 2022, 7:17 am

Air Curtains in ASHRAE/IES Standard 90.1-2019

NC-v4 EAp2: Minimum Energy Performance
posted by Nima Soltani on Oct 29, 2021, 7:56 am

Recent ASHRAE/IES Standard 90.1-2019 Updates include the possibility of installing an air curtain system instead of installing a Vestibule / Revolving Door Entrance.

Can this ruling be...

Last reply: Marcus Sheffer, Nov 10, 2021, 12:24 pm

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...

Last reply: Agnes Vorbrodt, Oct 23, 2021, 9:35 pm

District heating form sewage sludge combustion as renewable energy?

NC-v4.1 EAc5: Renewable energy
posted by J Schütz on Sep 30, 2021, 5:10 am

Dear all,

40% of the district heating one of our projects procures is generated from the combustion of sewage sludge and Biogenic waste.

Can this be counted as...

Last reply: Marcus Sheffer, Sep 30, 2021, 1:23 pm

Spaces used for business purposes

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

AgBB and French A+ equivalent outside of the US

NC-v4.1 EQc2: Low-emitting materials
posted by Alexandre DENEUVILLE on Jul 20, 2021, 12:02 pm

Hi everyone,

I have seen in a recent Addenda that the equivalency with the AgBB standard and French A+ label for formaldehyde has been removed from the available options.

Do you...

Last reply: Alexandre DENEUVILLE, Jul 22, 2021, 5:29 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