Apologize in advance if this has been posted before but we are trying to get manufacturers of stage curtains to give documentation that proves that the product does not have halogenated fire retardants. Manufacturers say they don't have them or concentrations are limited to 100ppm but they don't seem to have documentation to provide for it.... Read more

I wanted to make sure that you didn’t miss this fun event.  We can all use some fun right now.

Built Environment Plus is celebrating the arrival of spring with a fun competition to get people out and about safely. A digital Scavenger Hunt will allow teams of 4 (or larger families) to complete a series of photo, video, and text missions... Read more

Greetings Gurus, following the AIA COTE Design for Economy concept, does anyone have a resource for a list of building efficiency ratio "targets" by space type? I've always struggled with this initiative. 

I have a client seeking grant funding & they're vetting current US technology around large-scale prefabricated mass timber. My question to this group is if this currently exists anywhere in the US.

Qualifications:

10+ years experience manufacturing and installing large-scale prefabricated mass timber elements into completed... Read more

Hello, what acceptable levels of air quality are you using to evaluate natural ventilation strategies for your projects?  In our Living Building we only open windows when PM10, PM2.5, etc. are within LBC and WELL limits.  In a seasonally smoggy urban environment, this limits how often we can utilize natural ventilation even if the outside... Read more

Welcome to the quiz portion of Natural Ventilation: The Nine Biggest Obstacles and How Project Teams Are Beating Them

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


1. Explain the primary reasons to design a building for natural ventilation.
2. Understand how cost, comfort... Read more

Hi All- I will be starting bi-weekly mtg for the PFAS working group to align on our goals as consicous firms and finalize our message aka 'letter to manufacturers' for reducing PFAS in building materials. Please email me (pgupta-garg@wrnsstudio.com) to let me know if you are interested in being a part of the group. First mtg will be next week... Read more

Hi Shane and Dennis,

What return address should we use for BIT User forum notification emails?  Ben suggests something like no-reply@bit-user.org but whatever you like is fine.

Once you decide, please let us know who controls the domain name (e.g. bit-user.org or bitbuilding.org).  Ben will send them instructions for editing the... Read more

We are T-minus two days from the ILFI unconference and I am looking forward to seeing a bunch of you there.  I have a vague memory about there being a meet up scheduled - can somebody remind me of where/when.

Also, can folks that are speaking post a reply about when their session is and what the topic is please.

Thanks in advance... Read more

Hello Green Gurus,

We’re happy to see the first round of summit registrations rolling in! We’ve had lots of questions about specific topics for the sessions. As usual, the agenda will be based on topics that are top of mind for you.

Whether you are already registered or not, please fill out the Pre Summit-Palooza Survey to help us... Read more

CALL for applications: national COTE Leadership Group

We need you! Or the dedicated, enegetic people you know ... 

Please consider encouraging applications (or applying yourself) for the the COTE Leadership Group. 

We have 2 1-year slots this year ... plus 3 3-year slots ... and we are looking for a diverse slate (diversity... Read more

I wanted to share some thoughts from Brenda Stanfield about the Design for Freedom conference and the work that she is doing to fight the difficult problem of forced and child labor in construction materials.I feel like it is a step up from the LEED social justice pilot credits, which are a great start. Hopefully it helps you in your work. I am... Read more

Hey All!

One of the initiatives from our first meeting in Chicago was to gather and develop resources related to plug and process loads in buildings which will help us all with: energy modeling, equipment sizing and power distribution.  We had our first call this morning and are rolling.  Aspirations are that this could turn into a... Read more

Conventional roofs contribute to heat loss, heat islands, and excessive stormwater runoff.

BuildingGreen-Approved Green Roofs

BuildingGreen approves systems with appropriate planting media that can be created from regional materials and may be blended for specific characteristics, such as:

Quiz body text here