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

We are working on a large, commercial, LEED project in the Wash DC area, and the Construction Management firm needs LEED administrative/documentation assistance on their end of the process.  The construction is underway but the CM lacks the staff. 

Can anyone suggest a LEED consultant in the DC area that can work for the CM -- managing... Read more

The Path to Zero Carbon is a series of rigorous, deeply researched white papers produced by Kjell Anderson and others at LMN Architects in collaboration with subject matter experts from across the industry--including some of you! Architecture 2030 is exploring capacity and funding needs to host and convene experts to regularly update the series... Read more

Dear SDL,

After almost 12 years at Sasaki, I have finally decided to leave for a path slightly-less-traveled. My own development project in Boston (passive house, ZNE condos) is in construction and I will be focusing my attention on that over the course of this year, and then hoping to continue doing similar integrated... Read more

HI Green Gurus. Great news for those who signed the petition to WHO last summer, and even those who didn't. The World Health Organization’s (WHO) released on March 1, 2021 a Roadmap to improve and ensure good indoor ventilation in the context of COVID-19. This document provides practical advice on how to mitigate COVID-19 through airborne... Read more

The live webinar occurred on April 12, 2023.

Live webinar attendance confirmation closed on May 5, 2023.

Questions or comments about your purchase? Please let us know via our company contact form.

We just wrapped up an awesome Winter Summit at Gulf State Park in Alabama. I'll be posting flip chart pages and notes here--we can use this forum to continue the conversations. 

Apologies for the flurry of emails, but it seems best to start separate threads for each topic. If you'd rather limit the flow, you can switch to daily digest... 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 Leaders,

We've pulled together some highlights from each of the three half-day cross-network workshops that happened in October. This report captures the gist of each workshop:

Hi all,

I've been working on a LEED project in California for months and our energy modeler wants to use the LI 10480 Title 24 2019 pipeline to demonstrate compliance under LEEDv4. Only problem is, I've never done it that way before, and our modeler and I are consistently speaking in different languages. Anyone done a project under this... Read more

Hello Sustainable Construction Leaders,

In years past, we've hosted an SCL Summit the day before Greenbuild. We'd like to get back to that model, but we also know that there are many other demands on your time. Before we get too far into planning we're asking you to please fill out this quick survey to let us know if you could/would... Read more

The NYC SDL Group met to discuss the recent SDL Summit Report. The North Star tenant "About the well being of all species" spurred discussion of an example of building's impact on other species: bird collisions. Links to some resources to address this issue are below. Feel free to ask me and/or Stefan Knust about it. We would be more than happy... Read more

Anyone has experience with CertiPUR-US? I’m having a hard time finding assurance documentation for foam padding for seating.

I would appreciate any feedback or experience on CertiPUR-US program or any recommendations on product.

Welcome to the quiz portion of Choosing Insulation: Health and Environmental Considerations – Unit 1.

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


1. Discuss how insulation works.
2. Summarize how insulation performance is measured and reported.
3. Recount the wide... Read more

Opal Mao Mannella-Durante

Greetings, All.

The Resilient Outcomes Working group has been putting together a resource list (and map) of resources for supporting resilience-focused design across the US.  So far, we have around 50 resources on the list, ranging from the AIA Resilient Design Toolkit to local Vulnerability and Adaptation reports and tools.

We... Read more