BuildingGreen Approved, like its predecessor, GreenSpec, is an independent product evaluation service for BuildingGreen members. We offer an unbiased look at products: BuildingGreen does not accept any manufacturer fees for our evaluations. Here’s a quick tour of the platform and how to use it.

Hello friends,

We are embarking on calculations to quantify avoided embodied carbon from converting an old school building into a multifamily project and I wanted to vet our methodology with you.

Our idea is to first establish a benchmark for a new replacement multifamily building based on published studies. We have found a few... Read more

Hi All, this is primarily directed at our Sustainable MEP folks, but please anyone with insight feel free to weigh in.

I am increasingly seeing designs and specifications asking for Passive House levels of airtightness as verified by blower door testing, but with traditional ventilation system designs. 

To me, Passive House US has... Read more

Welcome to the Sages forum! Some of us have been hanging out together for ages, but others might be new to this group (if not to sustainable design/construction). So let’s start by introducing ourselves, with some highlights from our career and history with the Peer Networks, and why we’ve now joined this one.

My career history is pretty... Read more

Hey y'all,

Since it's now past September 8 when reporting was due, I'm thinking all those that were going to report as part of this round have now done so. I know AIA will assemble an industry-wide report, but I'm also very interested in the less polished conversation that allows all of us to trade experiences and just see how this went... Read more

Engineered wood efficiently utilizes fast-growing, small-diameter trees.

When sourced from responsibly managed forests, engineered wood can store carbon that would otherwise enter the atmosphere, and can replace high-embodied-carbon concrete and steel in some structural applications.

Engineered wood products can also provide a... Read more

Welcome to the quiz portion of Take Control of Your Materials: Four Empowering Lessons from Teams That Beat the Red List.

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


1. Customize a framework to prioritize goals and simplify complex material decisions.
2. Use a red-list... Read more

The Planning for Resilient Outcomes Working Group has had a few preliminary meetings and we would like to invite interested Green Gurus to join our group.  To give you an idea of what we are about, we have developed a purpose statement to guide our future work: 

The Planning for Resilient Outcomes working group will elevate the industry'... Read more

Hello SDL Folks,  with the 2023 Water Conservation Showcase (WCS) less than a month away we're really looking for help spreading the word.  We've got a great lineup (www.waterconservationshowcase.com) and would love any direct emails to your contact lists that you'd be willing to send!  Here is a link to the promotional partner toolkit with any... Read more

As BuildingGreen’s Content & Data Wrangler, Fran is a spreadsheet and content-management wiz who:

Fran also compiles data submissions... Read more

We are having trouble sourcing a LEED compliant wallcovering adhesive. We specified Roman Pro-880 which is low VOC but doesn't have sufficient back up for TVOCs. Have you had success with other products?

I'm working on convincing my firm to hire a director of sustainability. I'm gaining some traction with the discussion thanks to the fantastic feedback and input from the summer summit "Role of the Sustainable Design Leader" breakout session. Thanks everyone! Does anyone have job descriptions for sustainable design leaders that they'd be willing... Read more

Hi, all. We missed you at the standing check in today. We have a couple of questions for the BG team:

1. What is the timing criteria you need for Best Practice content? We need to back into a deadline on submissions and believe your critical path timing will help define ours.

2. Can you elaborate on what LEED User/BG content may... Read more

Hello Friends!
BuildingEase's newest module is live! Its power will be in YOUR use of it! Reduce sending C&D to landfill NOW!

(the first item coming next week, new but unused Kingspan panels in Ohio!)

The BE-Xchange is a free space supporting circularity by giving everyone a place to:

- post materials left over on... Read more

Hi All: I'm writing to see if I can get some recommendations/links to some great, free web tours of sustainable projects for use in an intro to sustainability class I'm teaching online this fall. Typically we tour some local buildings but that isn't an option this year. I'm hoping to find a few different ones for students to choose from. They... Read more