We had so much fun at our Contractor coffee talk that I reached out to our MEP friends to see if they would set up something similar.  And they have agreed to host a talk on Thursday December 2, at 1-2pm EST.  They will talk about decarbonizing buildings, on a schedule that keeps us under the 1.5° C limit and will also address strategies for... Read more

A couple questions for this group. I know we're having a Green Commons meeting on this next week. But can anyone comment on the following questions?

-Have you or your firm split the benefit of the 179D with a client? Is this typical?

-Is prevailing wage a requirement for all 179D benefit, or does it follow the same lines as... Read more

Does anyone know about temporary flushout equipment that could be used to augment a building's systems to get additional CFM of OA during construction?  For our non-laboratory type projects the flushout period ends up being too long, especially in either humid summers or frigid winters (Pennsylvania).

Hoping that some of you on either... Read more

Hello Green Gurus!

Thank you to all who joined the cross-networks adventure that was the Sustainability Leaders Week: 2021 Summit-Palooza, all of us at BuildingGreen were so glad to share that time and space with you all.

We have been receiving a few questions about next steps, here are a couple details we wanted to share with you... Read more

Hi All -

I have a non-profit project that has a lot of wood structure to it, but the truss suppliers have both said they cannot get FSC wood for the project.

So, looking at the Legal Wood Pilot Credit, I need some help.  Can anyone tell me where i can find the definitions between "legal", "responsible" and "certified" are? (I'm... Read more

Hi folks,

I wanted to let people know about this webinar--I've heard it's good. If you do catch it please let us know what you think. Jason has offered to do a private version for our Peer Networks as well--I'd love to know how interested people would be in that opportunity.

November 14, 2019 from noon to 1 PM Pacific Time

... Read more

Hello, 

I am struggling with understanding if I should be using Annual Marginal Emission Factors (MEF) or Annual Average Emission Factors (AEF) for evaluating different building design decisions.

Everything I know is from this document. So as I understand it ... an individual building or retrofit is going to change the marginal... Read more

Medium-density fiberboard (MDF), particleboard, and interior-grade plywood can emit formaldehyde, a known human carcinogen. Some materials  come from non-sustainable sources.

BuildingGreen-Approved Panels

Products meet California Air Resources Board (CARB) ultra-low emitting formaldehyde (ULEF) or no-added-... Read more

Welcome to the quiz portion of Building Re-Entry with Arc

Learning Objectives
Upon completing this course, participants will be able to:


1.  Explain the similarities and differences between LEED v4.1 O+M performance metrics and the Arc Re-Entry program.

2.  Understand how Arc Re-Entry contributes to an iterative re-... Read more

The Winter Summit participants have had this for a few weeks now, and no one has screamed about anything being inaccurate, misleading, or too revealing, so it's time to share the latest Summit report more widely. 

Per our long-standing policy, this report can be shared outside our "safe space"--it's a great way to share the wealth of... Read more

Hi Fellow SDLers: Just wanted to make sure everyone saw the terrific initiatives that the White House announced last week:

https://www.whitehouse.gov/ceq/news-updates/2021/05/17/fact-sheet-biden-administration-accelerates-efforts-to-create-jobs-making-american-buildings-more-affordable-cleaner-and-resilient/

Maybe some impact from... Read more

Was anyone else surprised to see ASHRAE 228-2023 using eGRID Subregions for both the Regional Electricity Source Energy Conversion Factor and Regional Electricity Greenhouse Gas Emission Factors? In the past I have used eGRID sub-regions but also State and local utility conversion factors depending on what energy or operational carbon story I... Read more

We are attempting to use Tally on a couple projects and are wondering how others are using the tool in their design process. If any experienced users out there would be willing to have a brief phone conversation I would appreciate it. Thanks

tate 

A draft of AIA’s Top Ten Toolkit was just published!

http://bit.ly/COTEtoolkit

Hopefully useful for everyone toward making more very high performance buildings. More updates to come, including interactive tools like a superspreadsheet. 

All the best,

Tate