I've been seeing Armstrong's DC flexzone ceiling system at Greenbuild for many years. I'm working on a net zero project with LED lights and solar panels. In theory, the transmission losses in going from DC power from panels to AC for the building to DC for the lights would be eliminated. But does anyone actually have experience using this... Read more

P. U. L. Antelo, M.A.

Hi folks,

We've got another timely and engaging webinar lined up! Join Panama Bartholomy and Peter Rumsey for the latest on electrification policy and applications. (As always, if you can't make it at this time that's ok, we'll be recording it.) 

Register here to get the link: https://www.buildinggreen.com/peer-networks/webinars... Read more

For those who are visiting Chicago, Kira Gould has asked me to spread the word about a casual AIA COTE meet-up. Stop by, meet friends and have a beer.

If you will be in Chicago on November 15, please consider joining a casual meet-up of COTE leaders/members/friends (no fee to join; it's pay-your-own-way at the pub):  

AIA COTE... Read more

Hi all: I'm looking for experience, insight, or advice as it relates to ISO 14001. I know it is more popular internationally than in the US, and I am trying to ascertain if the the value-add is greater than the cost and effort. If your company is certified, or even if you have looked into it in any capacity, I would love to pick your brain.... Read more

Join Brent & Alex to learn what's new and what's been updated in our BuildingGreen Guide to Thermal Insulation, Fourth Edition, including what you should know about:

So much has changed so quickly!

Our 30-minute roundtable... Read more

Hi Green Gurus,

We're off to a great start with First Friday Fikas* this year. We've had good turnout and lots of fun. This new tradition continues this Friday at 11:00 am Eastern Time (8:00 am Pacific). We have more fun planned, with prompts to help us get to know each other.

If you registered previously you can use that same... Read more

Welcome to the quiz portion of Deep Dive into the Integrative Process with Marcus Sheffer (recorded webinar)

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


Hello everyone,

For those I have yet to meet, I'm Candace Pearson. I've recently rejoined BuildingGreen after a brief interlude at law school and am now getting back into the swing of things with editorial, consulting, and peer networks. 

We had a great turn out at this year's Show and Tell before Greenbuild and all of the... Read more

I’m a volunteer member of the ASHRAE 209 ("Energy Simulation Aided Design for Buildings Except Low-Rise Residential Buildings”) Committee.  Are you familiar with ASHRAE 209? It was first published in 2018, and it outlines a process for incorporating energy modeling into the design process. 

From the forward: 

 ASHRAE Standard 209... Read more

Welcome to the quiz portion of The Urgency of Embodied Carbon and What You Can Do About It​​!

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


Define “embodied carbon” and explain why embodied carbon is a significant source of greenhouse gas emissions, which threaten health and safety... Read more

Hello! We are currently working on an LBC Petal project pursuing the Materials Petal. Does anyone know whether H1 lubricants are inherently Red List Free given they are food grade lubricants? We are trying to figure out whether NSF H1 registered lubricants need ingredient reporting or whether the NSF registration works similar to Delcare, RoHS... Read more

Hi everyone,

Registration for the 2025 Super Summit is live! Register here for the SDL Summit and save your seat to join us in Omaha. 

We’re also excited to announce the Pre-Summit Workshop for this year – “From Transactional to Transformative: Building Relationships for Change.” The workshop will be led by David Jay, author of... Read more

Hi everyone,

Remember the thread on here from last fall that “broke the internet?” We have some progress to share and a chance for members to re-engage. A core team has been meeting to compare project process diagrams and challenges. They will share examples from their firms, along with learnings and best practices, on Wednesday, March 6... Read more

Hi everyone -

I'm writing to conduct an informal (and unscientific) poll about the green certifications achieved by office spaces (main or branch) for Green Gurus firms. SERA is preparing to embark on the journey of finding, designing and inhabiting new office space, and we're interested to hear and learn from your experiences,... Read more

I am very interested to understand the deployment of LED temp jobsite lighting on a national level.  I think this all goes back to the low emitting jobsite.

1. Does your firm utilize temp jobsite lighting on your projects?  

2. Is this every project or a percentage of projects?

3. In your state or area is it prevalent, one... Read more