Hello, I'm wondering if anyone out in the network has experience with the following:

>Low carbon concete mixes for polished concrete slabs: we're hearing concerns from our concrete supplier that using a low carbon mix design for a polished concrete slab will cause pitting. What experience do others have?

>Low carbon concrete... Read more

Hello SCL, 

For those who missed our last call, I am posting the results from the 2023 Contractor's Commitment reporting cycle. Reporting at some of the higher tiers requires sharing case studies or information with SCL or the public. All the information that can be shared publicly (or that I received express permission to share) is now... Read more

Anyone have experience with electric boilers? I think in cold climates it's perhaps the first thought when trying to reduce scope 1 emissions in an HVAC application that would have historically used gas-fired boilers... but it seems like they're only an incremental improvement compared to heat pumps / geothermal / VRF type solutions. We haven't... Read more

Welcome to the quiz portion of Passive House on Campus: Eight Exemplary Projects​!

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


Explain the primary reasons that higher-education projects are pursuing Passive House certification, including its impact on the environment and occupant health... Read more

I'm sure may are familiar with Aqua in Chicago, and Joe Lstiburek's article on thermal bridging. (https://buildingscience.com/documents/insights/bsi062-thermal-bridges-redux) We have similar problem with a project that is a residential highrise building, concrete structure. Here is my questions. Will energy simulation be able to pick up the... Read more

Hi everyone,

We’re excited to announce that registration for our Summer 2024 Sustainable Design Leaders Summit is now open! Join us from July 15th-17th at IslandWood on Bainbridge Island, a beloved location where we’ve hosted Summits multiple times before. Register early to save your seat, and feel free to reach out to me with any... Read more

Please see the following invite from Professor Alexandra Rempel at the University of Oregon to participate a 15-20 minute phone/Zoom interview and share your experience and/or perceptions on the problems, challenges, and barriers to incorporating into your projects.

This effort is part of an NSF research grant that I am involved in and... Read more

THIS WEBINAR PURCHASE AND REGISTRATION IS CLOSED.

This one-hour crash course will review the concepts and key facts within the WELL Building Standard that are covered most extensively on the WELL AP exam. By... Read more

Trista Little, Erika Duran, and Paula Melton

I received the following email from Naajia at Southface.  I'll be out of town until November 8, but I'll see if there's time for me to address at least the second part before I leave:

A question regarding the BIT-User Forum was brought to my attention by a participant. Apparently when you are posting a question and you pick your location... Read more

Hello everyone,

Here's a reminder that our next monthly call will be taking place next Tuesday, October 8th at 2:00pm EST.

Please feel free to join us!

Join Zoom Meeting - I double-checked this link and it is correct!

https://zoom.us/j/248664490

One tap mobile
+16699006833,,248664490# US (San Jose)... Read more

Welcome to the quiz portion of Making Windows Work Better.

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


1. Understand when window attachments may be used in lieu of window replacements.
2. Summarize why optimal management of heat loss and gain may require both interior and... Read more

We are putting together a free guide for firms who have not yet started to figure out what their internal standards are for healthy, low carbon materials/products. 

As part of this effort, we are looking to gather from all of you who already have standards - examples and precedent.

Also we are collecting standards from clients/... 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

Our fledgling group had an organizing call last Tuesday, March 17th. Of course, it was a great conversation - the group is full of amazing people! The focus of our conversation was the goals and actions that should drive this group forward. I have a few ideas. Please share your own in this thread!

I start from the belief that we see our... Read more

Interior doors may be a source of indoor emissions, and wood can be unsustainably sourced.

BuildingGreen-Approved Doors

BuildingGreen approves interior doors made from FSC-certified wood or reclaimed wood as well as composite doors with environmental features like: