Composite windows come in two basic types: fiberglass, and wood/plastic composite.

BuildingGreen-Approved Windows

Fiberglass and other composite window lines have NFRC unit U-factors of 0.20 or lower. Higher U-factors are allowed for products that include significant recycled content.

Manufacturers also must demonstrate... Read more

Amanda is BuildingGreen's Peer Networks Manager, working behind the scenes to support the Peer Networks team and members. They are passionate about sustainable design and love helping people find tangible ways to help the planet.

Prior to joining BuildingGreen in 2023, Amanda was a campaigns coordinator at a food justice... Read more

Has anyone completed an LCA for an engineering structures lab, particularly one that has a strong wall and strong floor? 

Asking for a colleague:

"Have you ever had a large number of fire retardant tarps used to temporarily enclose a building during construction? Do you know of any solutions for recycling/reusing them or another product that doesn't use toxic fire-retardants that meets the performance criteria?"

I think we've all seen poly or fabric... Read more

Greetings to all of the AEC SD Leaders (a.k.a. the Green Gurus)!

Over the last two months, the 32-member Build-Back-Better (BBB) letter working group has developed a robust list of first 100-days, built-environment-focused executive actions for the Biden administration to consider. Kara Kempski, the AIA’s Director of Federal Relations,... Read more

Welcome to the quiz portion of Energy-Efficient Multifamily Housing.

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


1. Restate the six big opportunities for energy savings in multifamily housing.
2. Differentiate between the four green building rating systems for new... Read more

Hello Everyone,

I'm looking for projects in Chicago that are exemplary in at least one of the following topics: Biophilia, Sustainability, Resilience, or Well-being. I know there is overlap in these topics but we're doing an internal design exercise and are looking at how these different ideas relate and are articulated in buildings. We'... Read more

I'm sure most (if not everyone) is aware that LEEDv5 is under public review until May 20, 2024. I know I need to make time to flip through it, review, and comment, but I'm having a heckuva time protecting the time in my calendar to do that. Anyone interested in joining me for a 60 - 90 minute meeting to do this together as an accountability... Read more

Show & Tell Breakout: share what’s working and what isn’t! Which tools are your favorites? Have you developed any innovative applications? Discovered new pitfalls?

Presentations:

Hello small firm Sustainable Design Leaders!

We are cancelling our call next week that had been scheduled for 2/13 @ 1pm. That same day, Thursday, BuildingGreen is hosting an all Peer Networks WEBINAR. Please consider participating with the sustainability leaders from all peer networks: Design Leaders, Construction Leaders, MEP Leaders... Read more

Some of you are aware of my ongoing saga of off-site renewable energy and a LEED certification we are pursuing. The short version is that there is a new-construction corporate headquarters office building (Building #2 on the attached graphic). This building is pursuing LEED certification. 

The company also just installed a 1 MW... Read more

Hello everyone! 

A small subgroup SCL members have been working on writing a response the presentation Wes Sullens gave us at the Summit this past winter. It's been a long process but the letter and all it's reccomendations are drafted and ready to present. The group felt it prudent to post the response here first for a short public... Read more

For consideration in determining CM "Greenness", are we leaders if we wait for city ordinances?  can we collectively agree/adopt a standard?

and for those of you in this market, how is this being received and implemented?

https://www.portlandoregon.gov/bps/article/701085

Multnomah County, City of Portland commit to reducing... Read more

Congratulations to Mara Baum (HOK) and Alison Kwok (U of Oregon), FAIA! 

AIA announcement

CEUs are available for reading all the building-envelope product guides and primer. Click here to learn more and take the quiz.

Wall assemblies are made up of a number of different materials and systems, and installing each of them requires considerable time and labor and can introduce errors that compromise the building’s weather... Read more