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LEED Documentation (MEPC) for Group Approach

NC-v4 EAp2: Minimum Energy Performance
posted by Apoorva Pradhan on Sep 4, 2024, 4:59 pm

Hello,

I am working on a project with two buildings that are pursuing the LEED Group approach. I have combined the annual consumption and costs for both buildings for the energy...

Last reply: Marcus Sheffer, Sep 5, 2024, 10:58 am

Acoustic performance multifamily residential building

NC-v4 EQc9: Acoustic performance
posted by Ricardo Hernandez on Sep 4, 2024, 8:10 pm

Andrey Kuznetsov ESG consultant, LEED AP BD+C Self Employed LEEDuser Basic Member 33 thumbs up September 5, 2024- 12:56 am What is a problem you are struggling? Log in or register to post comments Emily Purcell Sustainable Design Lead CannonDesign LEEDuser Expert 369 thumbs up September 5, 2024- 9:04 am see my post here-  https://leeduser.buildinggreen.com/forum/residential-spaces You might want to verify this with GBCI since it is from a few years ago now, but using v4.1 Multifamily was very helpful for me.  Log in or register to post comments ...

Last reply: Emily Purcell, Sep 5, 2024, 9:04 am

Domestic Water Booster Pump Energy in LEED

NC-v4 EAp2: Minimum Energy Performance
posted by Moses Chong on Aug 14, 2024, 9:42 am

Has anyone successfully claim energy saving with domestic water booster pump? These pumps are often huge and there're no diversity profiles that I know of. The closest profile is the service hot...

Last reply: Tyler Thumma, Sep 5, 2024, 8:38 am

ASHRAE 90.1-2010 Section 6.5.6.1

CS-v4 EAp2: Minimum Energy Performance
posted by Vassil Vassilev on Apr 30, 2023, 5:34 am

Greetings,

Regarding the Section 6.5.6.1 and specifically the exception 5., we’d like to ask for some clarification in case that more than 60% of the outdoor air heating energy has been...

Last reply: Tyler Thumma, Sep 5, 2024, 8:29 am

Modeling a 100% fresh air Makeup AHU (MAHU) in Baseline

NC-v4 EAc2: Optimize Energy Performance
posted by Hanin Hamdan on Jul 26, 2024, 2:44 am

Hi,

I am working on a Hotel Project with several Kitchen Spaces. 100% Fresh air Makeup Air Handling Units (MAHUs) are designed to supply makeup air at the hood and Ecology Units are...

Last reply: Tyler Thumma, Sep 5, 2024, 8:19 am

How to determine Fan EFLH (Equivalent Full Load Hours)

NC-v4 EAp2: Minimum Energy Performance
posted by Michael on Aug 8, 2024, 3:24 am

Hi LEED experts,

In the MEPC file, I see the Fan EFLH is determined by dividing the annual fan consumption by the total fan power (kW) in the tab "Performance Output". Based on the MEPC...

Last reply: Tyler Thumma, Sep 5, 2024, 8:09 am

USGBC's commentary "Product Replacement via EPDs optimization"

NC-v4.1 MRc1: Building life-cycle impact reduction
posted by jaclyn lee on Sep 4, 2024, 7:58 pm

We got a comment back from USGBC that said this: 

It is unclear if the Product Replacement via EPDs optimization for aluminum extrusions, hollow structural steel, gypsum boards/...

Baseline lighting and lighting controls

NC-v4.1 EAp2: Minimum Energy Performance
posted by Samer Hassanie on Oct 26, 2021, 3:57 am

in the forum. Thank you all in advance! Log in or register to post comments Tyler Thumma 7Group LEEDuser Expert 66 thumbs up September 5, 2024- 7:59 am Correct. This is because ASHRAE 90.1-2016 Appendix...

Last reply: Tyler Thumma, Sep 5, 2024, 7:59 am

Heat pumps COP AHRI-rated in european project

NC-v4 EAp2: Minimum Energy Performance
posted by Alessandro Zuanon on Jul 25, 2024, 12:38 pm

Hi,

how can i do if my project's heat pump /chiller manufacturer doesn't provide efficiencies AHRI-rated?

I need to model with COP and EER at nominal and part load tested under US...

Last reply: Tyler Thumma, Sep 5, 2024, 7:52 am

High priority site

NC-v4 LTc3: High priority site
posted by Ahmed Hamed on Sep 2, 2024, 4:02 am

  • How to apply Priority Designation option outside the U.S

Last reply: Andrey Kuznetsov, Sep 4, 2024, 10:27 pm