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

Hello Green Gurus,

Some of you may have heard that the Sustainable Construction Leaders Group has been developing the Contractor’s Commitment, a set of sustainability guidelines for contractors to implement in their companies. 

The Contractor’s Commitment will be going live on November 13th with this half-hour webinar introducing... Read more

As the Communications Associate, Petra works closely with both the marketing and editorial teams at BuildingGreen. Whether it is creating posts on Instagram, analyzing metrics, editing feature articles or writing news briefs.

Petra has a background in journalism, digital marketing and social media. She has a BA in journalism and media... Read more

My colleague, Kira Gould, from the AIA National COTE communications committee, has a great question I am reposting here...

AIA National COTE: In the early 00s, COTE supported an initiative through which we created a Guide to the Green RFP and collected sample RFP language. That now dated guide is no longer findable in our resources and... Read more

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Welcome to this practice session for the LEED AP v4 exam, and good luck!

All the exam questions and explanations that follow were authored by Alex Spilger, LEED AP BD+C of GreenStep Education, and are provided in this BuildingGreen "exam simulator" through a special partnership with GreenStep and with our friends at the Poplar Network.... Read more

I can hear Kjell saying "All models are wrong, but some are useful." Having said that we are having trouble getting usuable predictive energy use information from our electrical design engineer. They are telling us that their energy models are not for accurate pEUIs but just to compare various scenarios. Are they being lazy? Should we push for... Read more

Older buildings—especially those from the 1950s, ’60s, and ’70s—need our help. Many leave something to be desired in terms of aesthetics and comfort. But the truth is that they are part of the urban and suburban fabric now, and they aren’t going anywhere. As tempting as it might seem to tear them all down and replace them with high-performance... Read more

For those that missed Z's subtle mention of this a few weeks ago, Bora finally decided sustainability is important enough to have someone dedicated full-time to it, and then went out and got one of the best:

https://bora.co/bora-hires-sustainability-director-corey-squire/?tax=all-posts

I've been sharing Corey's thoughts on... Read more

Hello SD Leaders!

Two weeks ago a group of us gathered for the Winter 2020 Sustainable Design Leaders Summit. Those of us from BuildingGreen that were on site, greatly appreciated everyone's time and energy. It's always a pleasure to work along side you all!

Here is the summit report!

Reminder: We are giving a priority look... Read more

Welcome to the quiz portion of Changing Building Design Priorities for a Changing Electrical Grid!

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


Define a “Highly Variable Renewable Energy” generation asset, or VRE, and understand how VREs can most effectively contribute to the... Read more

What a great first day!

Here are the slides from the show and tell presentations last night at SOM's office; everyone who presented with slides has given approval to share them.

Hello Everyone!

Please see attached are the Flip Chart Notes from last week's 2018 SDL Summer Summit.

Enjoy~

RoseAnn

There has been a lot of discussion re antimicrobials in this group, so here is a pre-release of this month's article on the topic. It's not an extensive feature, but I hope you find it informative.

Brent

The AIA conference is coming up soon as well.  It is scheduled for June 19-23 in NYC. I have heard about a lot of great sessions and I am thinking it would be helpful if we could collect info here.  Please respond to this message with info about your session and I will compile all of this into a handy reference document.  I will start with my... Read more

As Editorial Director for BuildingGreen, Tristan Roberts brings a deep commitment to environmental stewardship, a broad knowledge about sustainable design, deep understanding of green building products, and a mastery of all things LEED. A longtime contributor of in-depth feature articles in Environmental Building News and regular reporting on... Read more

Hi all, 

Thank you again to those of you who attended the Spring 2024 SCL Summit! We had an amazing day of learning from one another, including from our presenters.

The slides for the 5-minute presentations are below, as well as the BuildingGreen slides from the Summit. Please be aware that we have permission from all of the... Read more

HI All,

I am curious if others are using THERM in-house for your envelope design?

We usually use our building envelope/curtain wall consultants (Boston - so mostly RWDI and Heintjes) but our teams are finding that they need the information faster than our consultants can provide, they are backlogged, or we have some curtain wall... Read more

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