Wood was the first material used in window frame and sash construction, and it remains popular for homes with its warm feel and relatively high energy efficiency.

BuildingGreen-Approved Windows

Wood windows must achieve an NFRC-certified unit U-factor of 0.22 or lower. Manufacturers also must demonstrate that their highest-... Read more

Hello Green Gurus,

We’re always trying to improve this online space, from adding an events calendar and 5-minute presentation recordings, to creating a filterable member directory. We have several other ideas in the works, and we’re looking for a group of Peer Network members to help us test them before they go live.

Requirements... Read more

Welcome to the quiz portion of Design Strategies for Occupant Engagement—and Why They Boost Performance.

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


1. Explain how research in the social sciences and neurology links occupant engagement strategies with specific sustainability... Read more

Good morning all!

We're working on a higher ed project, and the university PM recently read an article about eco-friendly drywall and is interested in using it on the project.  We're currently using the USG EcoSmart drywall on another project and mentioned it as an option, but the article she forwarded also mentioned ExtremeGreen's MgO... Read more

How interested are you in a Sustainable MEP Leaders Summit this summer? 

Please respond to this poll ASAP, as we need to gauge interest before we finalize any details.

When: Wed. July 26 at noon to Thurs. July 27 at 1:30. 
Where: At a conference facility near Boston
Cost: $1200, which includes lodging, meals, and... Read more

Hello, Rheaply is looking to connect with stakeholders who might be able to participate in the Phase I research. If you are interested, please use the links below and sign up using the link to the form. Please share with anyone in the built environment you think contribute knowledge to this effort.

Rheaply is collaborating with the U.S.... Read more

Hi folks,

USGBC has commissioned this survey of the building industry about Federal tax incentives for building efficiency. They will be sharing results with congressional staff, so this might be a good opportunity to give them feedback from the field!

And it's just 10 minutes.

And, after you do the survey if you want to... Read more

Hello all, 

Wondering if anyone has experience with lead limits in electrical cable and wiring? 

LEED for Healthcare allows a limit of 300 ppm of lead in electrical wire and cabling - my search for compliant products has been all dead ends. (MRc PBT Source Reduction - lead, cadmium, and copper)

Acceptable regulations for... Read more

Is LEED Online mind-numbingly slow today for anyone else? Or is it just me? I may give up and try again tomorrow. Frustrating as I was hoping to submit a final review today. :(

In order to successfully contribute to a LEED project, it is important to have an understanding of how the LEED process integrates within a typical design and construction schedule. Every new construction or renovation project, whether large or small, moves through certain project phases beginning with design development, design completion (... Read more

Hello Community, 

For those of you who will be in San Diego shortly for Greenbuild, and want to come together to honor Lance, please see the details at :

https://celebratinglance.eventbrite.com

We will meet up outside at 5pm on the 22nd. Details in the evite. 

Please share with anyone outside of this list who was a... Read more

Hi folks,

Our next private webinar is coming right up:

Fusion of Design + Performance: How Payette Was Recognized As AIA Firm of the Year

Tuesday, February 12, 1:00 pm EST

Payette is the first AIA Firm Award recipient to have been nominated jointly by the Committee on Design and Committee on the Environment. Z Smith... Read more

We have a client who is asking us to design a roughly 10 ksf Wellness Center for PHIUS 2021 certification.  The program includes several high density assembly type spaces - roughly 300 person peak occupant load for the building.  The Criteria Calculator that the architect showed us puts the building peak cooling load at 4 BTUH/sf (3000 sf/ton... Read more

Does anyone know where one can locate weather files (EPW) that has predicted future data for climate change?

Thanks in advance.

Wellness is key to sustainable design. As more and more clients understand the value of healthy built environments, designers need to understand the various wellness rating systems available, and which would meet the project's goals and needs.

WELL and Fitwel have emerged as the two leading wellness rating systems,... Read more

A colleague just pointed out an article about M-Fire. Its a factory applied fire inhibitor for wood construction. It's GreenGuard Gold but I can't find any real information. Have any of you heard of this or have any idea what it actually is? https://www.bisnow.com/national/news/construction-development/this-new-tech-will-stop-fires-before-they... Read more