Hello All,
Checking in on experience with Armstrong's Tectum E-N with NEOPOR Graphite polysytrene GPS rigid foam insulation core in roof panels for exposed structure?
BASF says that NEOPOR uses up to 30% less material than other rigid foam; it is greenguard gold cerified. 

Interesting that the NEOPOR increases in R-value as... Read more

Hi SDL'ers, as promised I am sending information about how to support getting flame retardants out of foam insulation. I am attaching a draft letter to Foam Manufacturers, an intro to that letter giving some background and a list of From manufacturers.   Thanks, please contact if you have any questions.   Larry Strain, Siegel & Strain... Read more

Allison Mears at Parsons asked me to share this.  Several folks on this list participated in these recordings.  The courses are comprehensive.

Parsons Healthy Materials Lab has created a series of online learning courses specifically designed for professionals like you, dedicated to making the built environment the best (and healthiest... Read more

Hello Everybody,

I would like to invite you all to an event being hosted by the AIA Seattle COTE.  This is the next event in a series entitled Pathways to Decarbonization.  Date and time: May 13, 12:00pm - 1:00pm 

Description:  Universities are learning laboratories to explore and implement solutions to our greatest challenges... Read more

Hi! Over the last 10 years, the firm where I work in Boston has predominately designed housing & senior living projects in the the Boston Metro region, with the occassional project in NH, CT, RI, and NY. We have built projects as far south at DC, but never designed anything to my knowledge in California in our 55 years of operation. A... Read more

Hi Everyone!

I'm Lauren Shumaker and I'm a Project Manager/Sustainability Manager with Turner Construction.  As a long standing advocate for healthy and sustainable building materials, I look forward to expanding my ability to promote material transparency and shine a greater light on our ability to positively impact human and... Read more

Hello Green Gurus,

Here is the information for this month's first Peer Networks Webinar, Previewing the WELL Equity Rating: a roadmap for advancing DEI. So sorry for the short notice - we had a pileup of tech issues and time off. We hope you can still join us!

Register HERE.

Previewing the WELL Equity Rating: a roadmap for... Read more

Call for Reviewers and Call for Proposals now out.  If you're not planning on submitting a proposal to present, please consider volunteering as a reviewer, subject matter expert or member of the Program Working Group.  The quality of the education program is directly proportional to the people who select it!  

See many of you in Alabama... Read more

Hello Green Gurus!

The open Peer Networking Meetups that began when Covid-19 struck and we were all suddenly working from home have proven their value. In consultation with those who were on the last few calls we’ve decided to make them a permanent, monthly event.

Feel free to join us if you’re interested in connecting with folks... Read more

Welcome to the quiz portion of Why Schools Are Embracing Net-Zero Energy!

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


Recount why schools are at the forefront of the net-zero energy building trend.

Describe the financial arguments that have led school boards to accept net-zero... Read more

You’ve probably heard that wood products are carbon neutral. You might also have heard that timber harvesting causes immense carbon emissions.

Which is it?

Could it be both?

Furnaces heat air that is then distributed through ducting and warm-air registers.

Approved by BuildingGreen

Products approved by BuildingGreen include the highest-efficiency, sealed-combustion furnaces and high-efficiency wood or multi-fuel furnaces. A multi-fuel furnace uses several sources of energy such as wood, wood-pellets,... Read more

Hey Everyone!

We are delighted to share a major milestone in our commitment to sustainable design. After two+ years of intensive research, refining, and internal application, NBBJ is thrilled to announce the external launch of ZeroGuide, an innovative tool for early-phase carbon estimation, now available to the entire AEC community!... Read more

We're wrapping up a multi year project that went through multiple design changes, leaving us with a ton of material samples.  Does anyone know of a good place we could donate these samples to, to keep them out of the landfill.  I'm in the greater Seattle area.  Thank you for any suggestions.

Our Sustainable Construction Leaders peer network famously developed the Contractor's Commitment.

Famous because it is the industry's only agreed-upon framework for systematically addressing the environmental and social impacts of construction activity.

Famous because it now has 27 signatories, collectively accounting for $49... Read more