Hello everyone,

According to ASHRAE 90.1-2010 and 2016 the following assumptions are described for the Baseline path definition (Appendix G):

1. Building Envelope is defined as...

I would like to clarify the eligibility of a site for the "Previously Developed Land" option in LEED certification. Specifically, if a land parcel has been graded and designated for development...

Emily Purcell Sustainable Design Lead CannonDesign LEEDuser Expert 369 thumbs up April 2, 2021- 11:32 am I don't have any insight on how USGBC would address this, but this recent discussion on the CLF forum looks relevant:  https://community.carbonleadershipforum.org/t/what-the-heck-is-a-kg-of-n... Log in or register to post comments Dirk Kestner Principal Walter P Moore LEEDuser Basic Member 26 thumbs up April 3, 2021- 1:17 pm We have seen similar results in our WBLCAs when comparing buildings that primarily use timber to those framed with other materials. We have seen this across multiple WBLCA...

Can you include mechanical equipment in the BPDO credits?

We are working on a high-rise multi-family residential building. In reading the LEED v4.1 requirements, references for residential spaces have been removed. We are uncertain as to how these...

Previous versions of LEED stipulated the Material and Resource Credits only applied to Divisions 2-10 products. 

Under LEEDv4, do CSI Divisions 21 – Fire Suppression, 22 – Plumbing, 23 –...

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...

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 ...

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...

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...