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ventilation of corridors and elevator ante rooms

EBOM-v4 EQp1: Minimum indoor air quality performance
posted by Arwid Theuer-Kock on Oct 27, 2022, 4:54 am

Hi all,

we have an existing building in Germany where the corridors and elevator ante rooms are not ventilated mechanically. In addition there are also no windows for natural ventilation...

Last reply: Aaron Yorke, May 8, 2023, 5:24 am

Energy and Atmosphere

NC-v4 EAp2: Minimum Energy Performance
posted by PURUSHOTHAMAN on May 1, 2023, 1:37 am

Dear LEED Experts...

 I am involving one energy model work. It is factory production type Building.That project Installed equipments total power in KW-150. if i feed this total energy...

Last reply: Neeraj Sharma, May 6, 2023, 2:45 am

No landscape area- Is this credit not applicable?

NC-v4 WEp1: Outdoor water use reduction
posted by Sonali Rawat on May 3, 2023, 2:13 am


For one of our projects in the MENA region, there is no landscape area at all due to the nature of the project. Is this credit not applicable in that case and we are not eligible for...

Last reply: Afogreen Build, May 5, 2023, 10:38 pm

Lighting in unconditioned exterior concourses

NC-2009 EAp2: Minimum Energy Performance
posted by Judhajit Chakraborty on Jul 19, 2016, 8:49 pm

I am working on a stadium project where the main concourses are exterior and tucked under the seating bowl; within the concourse are restrooms, concessions, etc. Some of the enclosed spaces...

Last reply: Marcus Sheffer, May 5, 2023, 2:18 pm

Restore Habitat Using Turf

NC-v4.1 SSc2: Protect or Restore Habitat
posted by Kristina K on Jan 25, 2022, 5:37 pm


The 'Vegetation' component for this credit is to plant a minimum of 6 species that are native or adapted. If the 7th species is not native or adaptive (turf), can it still...

Last reply: Summer Minchew, May 5, 2023, 10:04 am

Equal to achieving v4.1 EQp Min IAQ and EQc Enhanced IAQ, Strategy 3- Filtration

Pilot-Credits INpc155: Design for Indoor Air Quality and Infection Control
posted by Michelle Bombeck on May 4, 2023, 5:16 pm

Our v4.1 CI project pursued this credit as it aligned with the indoor air quality requirements and programming for our space (healthcare). Because we're already required to achieve ASHRAE 62.1-...

Skipping the IAQ Assessment for CO2 and TVOC

EBOM-v4.1 EQp4: Indoor Environmental Quality Performance
posted by Maysoon Al-Khuraissat on Apr 28, 2022, 9:04 am

The requirements in the LEED v4.1 Guide for the  v4.1 EQP4- Indoor Environment Quality Performance says: (Conduct an occupant satisfaction survey and/or an indoor air quality evaluation.). So,...

Last reply: Robert Cashins, May 4, 2023, 5:14 pm

Purchasing Calculator

EBOM-v4.1 MRc1: Purchasing
posted by Alejandro Cobos on Apr 25, 2022, 12:00 pm

Hello! I could only find a Purchasing calculator for LEED...

Last reply: Kristina K, May 4, 2023, 2:24 pm

MRc2 BPDO EPD Option 2 Multi Attribute Optimization

NC-v4.1 MRc2: Environmental Product Declarations
posted by Sarah Linke on Feb 24, 2021, 3:24 pm

Has anyone had success pursuing credit for the BPDO EPD Option 2 (Multi Attribute Optimization)? The companies I have had success finding documentation for are as follows: 

Owens Corning (...

Last reply: Summer Minchew, May 4, 2023, 12:38 pm

Required documentation

CI-v4 EAc6: Green power and carbon offsets
posted by Marie Miller on May 1, 2023, 9:02 pm


I was under the impression that if we have the contractual confirmation that 100% of energy is being purchased through a...

Last reply: Marcus Sheffer, May 4, 2023, 10:20 am