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

Ace Brockwell

Sages - see below for what was posted in the SDL forum

seems this topic needs all of you - to guide, critique, move, question

nadav forgive the blend posting but I dont know who sees what, and the SAGES are the bomb on this kind of troublemaking

thoughts all?

PFAS is in everything and you – Please join

Hello... Read more

I'm just wondering if anyone is using GBCI's Better Materials site as their go-to source for transparency and healthy materials.  Having all the search engines on one platform is great in theory, and I keep hoping that it will be the one-stop site/resource that I can get all our designers to use.  Unless I'm missing something though, it still... Read more

Welcome to the quiz portion of EPDs Are the Future of the Building Industry, Whether You Like It or Not.

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


1. Explain how environmental product declarations (EPDs) are made, what they tell you, and how they're best used.
2. Describe... Read more

Hello, All!  We haven't run WBLCA on a project that may include electrochromic glazing before, and it's embodied carbon footprint is really high in comparison to a more traditional double or triple pane IGU (we thought it would be higher, but this is 3-4x higher).  The EPD we have from Sage Glass for their triple pane electrochromic lists a GWP... Read more

Hi Advising Leaders!

Lets get this forum going by introducing ourselves (yes, I know we mostly know each other, but just to be sure). And sharing what's most exciting and/or bugging us these days. Oh, and if you haven't already, please fill out your BG.com profile with a picture and bio. 

I'll start. I'm Nadav, president at... Read more

"The man with one watch knows what time it is; the man with two is never sure."   --Segal's Law

We recently purchased two indoor air quality meters in the $200-$300 range and find that they never agree, not even close. I would like to find out what other people's experiences have been, and if they have tested affordable models that... Read more

Hello Green Gurus,

Here is the information for August's Peer Networks Webinar, Using a Circular Economy as a Framework for Zero Waste, Zero Energy + Zero Carbon. We hope you will join us!

Register HERE.

Using a Circular Economy as a Framework for Zero Waste, Zero Energy + Zero Carbon
Monday, August 23rd, 2021
... Read more

Hey everyone, HNY!

I'm looking for help in vetting the sustainability cred of uPVC polymer window systems, specifically as an altnerative to traditional PVC vinyl frames. We recenly had a presentation from Intus Windows, who claim that their uPVC frame systems have a low-toxicity profile and excels in performance for thermal efficiency,... Read more

This webcast was pre-approved for 1 AIA LU|HSW and 1 GBCI LEED-specific CE hour.

Please complete the survey questions to confirm your attendance and receive your CEUs.

By providing your credential numbers in your profile, you will enable us to automatically report these CEUs to these organizations. Please check your profile to be... Read more

Happy Friday all! 

Arizona's USGBC's Fall Summit is coming up on October 5th and we are looking for another GC to speak on our 'Waste Diversion in Arizona Construction' panel. 

Here is the link to the event: https://www.eventbrite.com/e/usgbc-arizona-fall-summit-2023-tickets-6776...

It's going to be a great event starting... Read more

Hi Everyone!

I'm Emily, GCI General Contractor's Sustainability Manager in San Francisco. Nice to meet you all.

I started with the company in 2013 and since then we've doubled in employees. I have been handling sustainability solo, until about 8 months ago, when we hired Alejandra Arce Gomez full-time to help manage the... Read more

Hi all, we have a date for our SCL Carbon Group online meeting.  Looking forward to connecting with you all on 2/26!

Please see agenda below.

.........................................................................................................................................

Join Skype Meeting      

Trouble... Read more

Has anyone found any options to recycle safety vests, or discovered an upcycling option for them?  We are about to replace all of our vests company-wide and will have thousands that we don't want in the waste stream and we don't want to be reused as safety vests.  Any thoughts or ideas would be great!

Thanks and I hope everyone is... Read more

They say that Louisianans are often late to the party but enjoy catching up.  The state, which had been stuck on ASHRAE 90.1-2007 (commercial) and IECC 2009 (residential) and has just adopted legislation jumping to IECC 2021 / IRC 2021, and commits to automatic upgrades with each 3-year code cycle.  This means we join CA, OR, WA, MA, and VT--... 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