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BREAKING NEWS: Huge Change who the CxA can be in EAc1!

NC-v4.1 EAc1: Enhanced Commissioning
posted by Scott Bowman on Apr 25, 2021, 12:12 pm

Thank you LEEDuser for flagging this huge change to v4.1. In the latest addenda, there has been a change to the requirement for who the...

Last reply: Helen Jones, May 12, 2021, 6:05 am

Air-handler location

Homes-v4 EQp3: Garage pollutant protection
posted by Aaron McEwin on May 11, 2021, 5:20 pm

Is the requirements intent to place the air handler and ductwork in a closet that does not communicate with the garage?

Placing an air handler in a closet with a door that opens into the...

Demand Controlled Ventilation for DOAS

NC-v4 EAp2: Minimum Energy Performance
posted by Saif A on May 11, 2021, 4:54 pm

We have a dedicated outdoor air system that serves a 4 story hotel. The outside air is delivered directly to the sapces via a diffuser. Would it be acceptable to use exeption b ( Multiple-zone...

20% or more of the design team

Pilot-Credits IPpc90: Social equity within the project team
posted by Shanwen Hsu on Dec 12, 2018, 3:28 pm

My project is pursuing option 2 

There are several companies on the design team are JUST certified and are able to provide GRI G4 report as well as GRESB. My question is, if the dollar ...

Last reply: RWDI SUS Team, May 11, 2021, 4:51 pm

Substituting v4.1 credits in a v4 BD+C project

LEED v4.1 Discussion Forum
posted by Sara Goenner Curlee on May 10, 2021, 5:38 pm

Can someone please confirm v4 BD+C projects can substitute ANY version of v4.1 credits? Numerous v4.1 beta guides have been issued, and some credits change substantially from...

Last reply: David Hubka, May 11, 2021, 1:46 pm

Student persuing leed AP

NC-v4 SSc4: Rainwater management
posted by Nitin Chauhan on May 9, 2021, 2:53 am

What is metric for rain water management

Last reply: J Schütz, May 11, 2021, 1:00 pm


NC-v4 EQp1: Minimum indoor air quality performance
posted by Gustavo De las Heras Izquierdo on May 17, 2017, 12:48 pm


In an office building located in Mexico City (a location with a high PM2.5 and ozone levels), the floors are served by AHU’s equipped with...

Last reply: Olman Joaquin Ledezma Unzueta, May 11, 2021, 10:54 am

Overall Approach to LEED Application Process

EBOM-v4.1 EAp1: Energy Efficiency Best Management Practices
posted by Colin Hulyk on Sep 26, 2019, 10:25 am

I have done quite a bit of research on the...

Last reply: Green Projects, May 10, 2021, 4:58 pm

Total project paving area

CS-v4 SSc5: Heat Island Reduction
posted by Shane Doyle on Aug 31, 2020, 12:56 pm


I am just looking for some guidance please in relation to the credit upload form for the Heat Island Reduction credit.

In the form section "Summary of Heat Island Reduction...

Last reply: britany weel, May 10, 2021, 3:57 pm

Healthcare renovation

LEED v4.1 Discussion Forum
posted by Denise Thompson on May 6, 2021, 7:49 pm

Hi, we're renovating 2 of the floors of an ...