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How to Model Proposed and Baseline HVAC system for a District level heating and Cooling system

NC-v4 EAp2: Minimum Energy Performance
posted by Rajat Wadhwa on Apr 11, 2024, 12:16 pm


I am working on a College Building where Cooling and Heating is done by Hot water and chilled water supplied to the building, Based on the user guide what I see is I need to model a...

Last reply: Marcus Sheffer, Apr 11, 2024, 12:35 pm

EBOM-v4.1 EQc2- European equivalent

EBOM-v4.1 EQc2: Integrated pest management
posted by Margherita D'Alessio on Apr 11, 2024, 11:37 am

Hello everyone,

Our Team is trying to achieve the credit by pursuing Option 2. Certified...

Opt 2 Embodied Carbon/LCA Optimization- Eligible materials in European Region

NC-v4.1 MRc2: Environmental Product Declarations
posted by Kairi Noulik on Apr 11, 2024, 6:44 am

Good day

I am working on projects in Estonia and we are trying to achieve the requirement for Opt 2 of this credit by choosing 5 materials from 3 different manufacturers.

During my...

Interior cross contamination prevention out of scope-CI

CI-v4 EQc1: Enhanced indoor air quality strategies
posted by Casey Cullen-Woods on Jul 16, 2019, 1:45 pm

I am working on a commercial interior fit out project that would like to pursue this credit. The...

Last reply: Catarina Costa Goncalves, Apr 11, 2024, 6:10 am

Comparison of EPDs for building materials

NC-v4 MRc2: Building product disclosure and optimization - environmental product declarations
posted by Mary Brown on Apr 11, 2024, 4:38 am

Hello everybody,

I would like to ask if the LEED Consultant undertakes comparison of EPDs between similar products of competitive companies regarding for example...

Definition of clean utility room hand-washing sinks

NC-v4 WEp2: Indoor water use reduction
posted by Francesco Lupoi on Jun 24, 2022, 12:44 pm

Hi everyone!

I was wondering if the staff changing rooms of a hotel can be considered "clean utility room hand-washing sinks", so excluded from indoor water use reduction calculation?...

Last reply: Catarina Costa Goncalves, Apr 11, 2024, 3:56 am

water leak detection pilot credit?

CS-v4 WEp2: Indoor water use reduction
posted by Sareet Benayahu on Apr 14, 2021, 2:47 am

Hi all,

I see a pilot credit "water leak detection and monitoring" in the list of pilot credits, but i cant find any ther information about it. Is this pilot credit expired? Does anyone...

Last reply: CRB Sustainability, Apr 10, 2024, 3:22 pm

Option 3 in LEED Online Threshold pull down menu

NC-v4.1 LTc4: Surrounding density and diverse uses
posted by Deborah Lucking on Apr 10, 2024, 11:32 am

It doesn't exist (at least for NCv4.1 which is what I'm using). LEED's advice is to check off both Option 1 and Option 2 and select the points there to add up to the points you earn...


CS-2009 MRc6: Certified Wood
posted by Ernst Schriefl on Oct 4, 2018, 8:52 am

Our project is attempting to fullfill the certified...

Last reply: Sumaiya Mehjabeen, Apr 10, 2024, 10:11 am

V4- SSc5- Heat Island Reduction- occupiable roofs

CS-v4 SSc5: Heat Island Reduction
posted by Thomas Gibbons on Sep 14, 2018, 10:26 am

Hi folks,

SSc5 - Heat Island Reduction

Core & Shell V4

Working on an office project with occupiable roofs on floors 3 – 8.  Each outdoor patio consists of green...

Last reply: Glen Boldt, Apr 10, 2024, 1:11 am