Wood was the first material used in window frame and sash construction, and it remains popular for homes with its warm feel and relatively high energy efficiency.

BuildingGreen-Approved Windows

Wood windows must achieve an NFRC-certified unit U-factor of 0.22 or lower. Manufacturers also must demonstrate that their highest-... Read more

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

Has anyone used Insight for Revit to document the LEED Daylight Credit If so, would you recommend it?

Thanks,

_Ilana

At the start of 2021 there was one signatory to the contractors commitment (thanks Leopardo!).  Today, there are 12 companies participating, representing over $24 Billion in total revenue.

We don’t always give ourselves enough credit or take enough time to savor our accomplishments because there is always more to do.  But, this is a big... Read more

Hi all,

Later today, we will be delivering the BITuser development site ready for content input. Andrea has created instructions to help get you started.

We would like to set up a few editor profiles for you. Could you let us know who should have a profile for content management? We need first and last name and an email.

... Read more

Has anyone had a Contractor track GHG emissions during construction? If so, any advice on how to include that in the project specifications?

Thanks!

Yarden

Hello all,

Could any of you point me out to recent studies showing the health impacts of plastic piping vs. copper piping? 

We have a project where NIRON or Aquatherm are proposed as a VE item in lieu of copper.  I know there is some studies showing PEX and PVC piping health impacts, but I can't seem to find anything on these 2... Read more

So our last webinar effort flamed out with the overloaded internet, but we've regrouped and have the session scheduled for this Thursday 4/2 at 1:10.  We pre-recorded the webinar to make sure everything goes smoothly and I have to say that Mike is delivering some pretty fantastic content. It doesn't engage LCA tools, rather focusing on core... Read more

With an urgent climate justice mission, AIA has the call open for volunteers to help shape our industry's action. COTE, the Codes + Standard Committee (one of the most important committees anywhere!), Board Committees (including the Committee on CLimate Action and Design Excellence - CCADE)  and the Strategic Council have openings. Consider how... Read more

Hive mind,

We recently learned that 3M has discontinued the production of their 3M Daylight Redirecting Film (https://www.3m.com/3M/en_US/building-window-solutions-us/solutions/dayli...). This product was selected by an architecture client last year as the optimal daylight/glare control strategy for a school project, and we're assisting... Read more

see IFTF- A New Story to Spark the Future of Climate Action

and chek out their Climate Action Map download

Welcome to the quiz portion of Exterior Paints: Long-Term Protection and Environmental Tradeoffs.

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


1. List the primary differences between alkyd and latex paints and stains and between wood, concrete, and metal primers.
2. Explain... Read more

Hi, all.

Has anyone used Unicel's Timber Curtain Wall System? It uses engineered glulam wood mullions on the inside with aluminum mullion caps / butt joints. Has anyone gotten close to using it, but couldn't get it procured for a particular reason? They note up to 72% more energy efficienct than a conventional aluminum curtain wall and... Read more

Wellness is key to sustainable design. As more and more clients understand the value of healthy built environments, designers need to understand the various wellness rating systems available, and which would meet the project's goals and needs.

WELL and Fitwel have emerged as the two leading wellness rating systems,... Read more

Has anyone had any success with achieving the LEED Building Envelope commissioning points with an alternative compliance path using the requirements of the PHIUS verifier? It seems like an unnecessary duplication to ask the client to pay for a BECx agent and a Passive House verifier. Or am I missing something? I can't find any LEED... Read more

Welcome to the quiz portion of the Wood, Forests, and Embodied Carbon Webinar!

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

1. Explain the complex relationship between forests and carbon, with an emphasis on how carbon releases from forestry affect the sustainability of buildings that... Read more

OSB subflooring typically contains formaldehyde, and wood may not be sustainably sourced.

BuildingGreen-Approved Subflooring

Products approved by BuildingGreen contain no added formaldehyde or are available with FSC-certified content.

Magnesium oxide panels, which are particularly insect and moisture resistant, are also... Read more