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LEED V3 EAp2 Minimum Energy Performance: Exterior Lighting power prerequisite

NC-2009 EAp2: Minimum Energy Performance
posted by Tomasz Kolsicki on Jul 23, 2021, 5:41 am


I am currently answering review comments from certification unit for C&S office buiilding. We are struggling with exterior lighting issue, because proposed external lighting...

Last reply: Marcus Sheffer, Aug 3, 2021, 9:50 am

Airflow rates for pressure drop in LEED v4

CS-v4 EAp2: Minimum Energy Performance
posted by Przemysław Rejczak on Mar 19, 2019, 7:07 am

Dear everyone,

For one of our project we received the Review Comment regarding to...

Last reply: Tyler Thumma, Apr 21, 2021, 11:31 am

Hot-water design supply and return temperature difference

CS-v4 EAp2: Minimum Energy Performance
posted by Przemysław Rejczak on Feb 22, 2021, 10:11 am

Dear Everyone,

I got a comment for one of our project which in my opinion is not ccompatibe with ASHRAE. We do not have much time for the response, so I decided to ask about it here.


Last reply: Tyler Thumma, Mar 4, 2021, 3:34 pm

Different stratification in Proposed and Baseline

NC-v4 EAp2: Minimum Energy Performance
posted by Przemysław Rejczak on Jan 26, 2021, 12:34 pm

Dear Everyone,

I have a question regarding to 12 m tall warehouse modeling tehnique.

Such building will have a huge temperature gradient which is crucial for the energy efficiency...

Last reply: Marcus Sheffer, Jan 26, 2021, 1:39 pm

process water- restaurant?

NC-v4 WEc4: Water metering
posted by Agnieszka Rylska on Oct 29, 2019, 8:15 am

We have a New construction project - offices with a restaurant on the groud floor. Does anyone know if water use for the purpose of the restaurant can be considered process water?

Last reply: Olga Yuil, Jan 25, 2021, 10:40 pm

Open-grid pavement system- is gravel inside the openings compliant?

NC-v4 SSc5: Heat Island Reduction
posted by Aleksandra Prawda on Jul 29, 2020, 8:14 am

Hi all,

In my projects in Poland usually when we aim to achieve heat island option 1. points with non-roof "open-grid pavement" strategy we mean permeable grass pavers, just like the ones...

Last reply: Afogreen Build, Nov 17, 2020, 5:19 am

Rainwater events calculator- do I enter days without rainfall events?

NC-v4 SSc4: Rainwater management
posted by Aleksandra Prawda on Jul 23, 2020, 5:07 am

Hi all,

I'm struggling to calculate the percentile of rainfall events. I gathered over 10 years of daily precipitation data and entered all values day by day into the calculator. My...

Last reply: Monte Li, Nov 17, 2020, 1:45 am

MR BPD&O Calculator v4.1

NC-v4.1 MRc2: Environmental Product Declarations
posted by Agnieszka Rylska on Apr 15, 2019, 7:50 am


I would like to replace the v4 credit with v4.1 equivalent and track the credit status via appropriate calculator. Could you tell me where can I find the right editable document?...

Last reply: Joseph Snider, Nov 15, 2020, 6:26 pm

View of sky via skylights in a warehouse

Warehouses-NC-v4 EQc8: Quality Views
posted by Agnieszka Rylska on Nov 9, 2020, 6:46 am

Can we include the view of the sky via skylights in the warehouse for the purpose of this credit?

Last reply: PARUL JAIN, Nov 11, 2020, 4:54 pm

Parking spaces which are leased to the adjacent building

NC-v4 LTc7: Reduced parking footprint
posted by Aleksandra Prawda on Jul 29, 2020, 9:06 am

Hi all,

I'm working on a hotel project in a suburban area. The owner plans to build more parking spaces that the minimum required by local code and to lease out the extra number of parking...

Last reply: Audrey LEDESERT, Nov 5, 2020, 4:29 am