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

Vapor retarders are meant to protect our building assemblies from getting wet, but they can also slow drying, contributing to mold and structural degradation.

BuildingGreen-Approved Vapor Retarders

You’ve probably heard that wood products are carbon neutral. You might also have heard that timber harvesting causes immense carbon emissions.

Which is it?

Could it be both?

Welcome to the quiz portion of Innovative Products and Technology from the Greenbuild Expo

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


1. Direct attention to green building products and technologies that show exceptional potential, from a whole-systems perspective, to bring the... Read more

Facilitating Engagement and Collaboration in Virtual Meetings (or, Avoiding a Goat Rodeo with Many Awkward Silences*)

If you weren't already sitting in virtual meetings every day... We all are now. So how do we facilitate an online meeting in which everyone is focused, engaged, heard, collaborating and problem-solving in an efficient,... Read more

Hello- I'm curious if anyone has created a visual or 1 pager "roadmap" on thier SCL committments. The use would be a conversation starter for project site visits (many that aren't SCL projects) to get feedback, suggestions and hear any challenges from Superintendents/PM's. Maybe something that connects to a A1-C4 visual? If you've done... Read more

Hi everyone,

Thanks so much to those of you who presented at this years AIA Show & Tell, and thanks again to ZGF for hosting! Here are the slides for some of the presentations. Please do not share the slides outside of the networks unless they are marked "PUBLIC." Hope you enjoy!

Hi Green Gurus!

Reaching out on behalf of the SDL "Expanding material re-use and including more people in the process" action group from the summer summit. (official name TBD - aka inclusive & circular economy, sustainable materials management, zero waste, deconstruction & reuse, etc.). In a nutshell ...unpacking where building... Read more

Hello everyone,

We are far too often asked to include parking in our buildings (because why shouldn't the average family have 2.1 kids, .8 pets, and 3 cars) and it always grates on me that we are putting so many resources (natural and monetary) into something that is almost certainly single use and will need to be demolished in 30 years... Read more

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If you have questions, please contact customersupport@buildinggreen.com

Whether you're selecting windows for a 99-unit condo project or for a single-family home, you're making a choice your client will have to live with for years, maybe decades.

And no matter how large or small... Read more

Hello Sustainable MEP Leaders!

BuildingGreen is already hard at work planning next year's MEP Summit. We are looking at venues in Denver, CO and dates in late May or early June.

In order to book a venue, we need to nail down dates soon. Please fill out this Doodle poll to let us know which of these would work for you. All of the... Read more

Hi! I hope that others who were at Islandwood found it as fulfilling as I did. (Janice and I spent the weekend exploring the island on bicycles--we're just getting on the ferry to Seattle now. It was a great little vacation!)

Let's use this thread to share notes and documents from the Summit. Please post your highlights here, or send... Read more

Does anyone have a draft copy of the ASHRAE 209P standard? It has not been finalized? See an overview of it here from IBPSA 2016 summer meeting.

The 209 committee plans to release it for a 3rd public review and hopes to finalize it in late winter or early spring. I'm just trying to track down one of the earlier verisons of the document... Read more

Hi gurus,

Do any of you have preferred portable devices for indoor air quality monitoring? I know it's hard to find apples to apples, but ideally temperature, CO2, VOC, PM2.5, PM5 would be on the list. Mid-level accuracy - better than consumer, not as $ as IAQ professional level. Thanks!

Hello Sustainable MEP Leaders!

I have an exciting announcement today, fall Peer Network events are now open for registration! You can see all the event details and register here!

Based on feedback we received from past events and the most recent surveys, we decided against doing one long week of events for this fall and instead... Read more

Following up on conversation from the Fika today, Kim said the IRS is supposed to be issuing rules for tax-based (even for orgs that don't pay tax) credits by the end of first quarter.  Sounds like we all just need to be on the look out still.

Welcome to the quiz portion of The Building Envelope: Primers from Environmental Building News.

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


1. Explain how thermal mass helps maintain indoor thermal comfort in buildings.
2. Describe the differences between closed-cell and... Read more

We just had a planning call for the tour, and I’m more convinced than before that: a) we picked a great location for this year’s Winter Summit and b) you won’t want to miss this tour!

Alabama’s Gulf State Park got a big infusion of funds from the BP Oil Spill (that’s an interesting story in itself), and now has some amazing new... Read more