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

Our specification team is currently piloting and testing new software to replace E-specs without an easy favorite, and would really love to know what other firms are using.

First question - what software does your firm use for specifications and why?

Second question - would you/your specifier be willing to chat with ours about it... Read more

THIS WEBINAR PURCHASE AND REGISTRATION IS CLOSED.

Hot spots: they might sound like fun places to hang out and have a drink—but in green building, they’re actually a bad thing. Something you track down so you can get rid of it. Kind of like being an environmentalist bounty hunter.

Life-cycle assessment (LCA) is... Read more

Hi all,

Jacobs is looking to hire specifically for sustainability needs! We have a current job posting for a Senior Sustainability Specialist now up, and anticipate a similar posting soon for a mid-level person as well. Location for these would be in the Mountain or Pacific time zones, remote work is fine; other future anticipated posts... Read more

Hello Green Gurus! We are diving deep into our carbon metrics this year and are finalizing some of our emissions factors for our Scope 1 and 2 emissions and in a few more months Scope 3. I'm hoping this brain trust has some recent knowledge to share on this topic. What we've found is there's a fairly big variance in what we've seen in published... Read more

Hi all,

We recently learned that Mass Dept of Environmental Protection (MassDEP) along with a few other state agencies are looking to offer grants for wastewater heat recovery implemented into projects. This is a newer technology that puts a heat exchanger or heat pump in the wastewater system that then extracts the heat energy and... Read more

Our firm is looking into our hiring process with JEDI objectives and looking for examples that have been successful. Just like any other firms, we utilize career fair opportunities from local Universities, we have scholarship & endowment programs for several institutions, which became a major pipeline. We are working on evaluating all... Read more

Hi all - Reflecting on the COTE Top Ten Awards and Lloyd Alter's recent article  https://www.treehugger.com/green-architecture/keep-aiacotes-its-time-scrap-aia-awards.html, I am curious how many local/state AIA awards programs have incorporated sustainability reporting metrics as a requirement for all awards submissions, not just for categories... Read more

Hi All - I wanted to share out the All For Reuse initiative below by two peers in the sustainable materials management network. I know some SDL have already done much research on this from quite a few angles, and those with LBC experience probably even moreso in practice. 

Frances Yang (Arup) and Andrew Ellsworth (Doors Unhinged) have... Read more

Welcome to the quiz portion of Whole-Building Life-Cycle Assessment: Taking the Measure of a Green Building.

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


1. Define key concepts of whole-building LCA.
2. Recognize the inherent flaws, and potential gains, of whole-building LCA... Read more

This would be a great place to share insights and reflections from the opening session. 

Hi all- 

DiMella Shaffer is seeking a Sustainability Practice Leader! For the last 2.5 years, I have been setting the structure in place, making change, and providing thought-leadership as the first Sustainability Practice Leader (director level leadership) at DiMella Shaffer in Boston. It has been a fantastic firm to work for and this... Read more

Hi folks,

We have a really great webinar set up for Thursday, Oct 25 at 2pm eastern. This one is based on the 5-minute presentation from Heather DeGrella at the Summer Summit--our jaws were on the floor when she presented it there, and we were hungry for more.

Sign up here: https://zoom.us/webinar/register/... 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