Hi all, 

I just wanted to post a quick message to introduce myself to the group. My name is Jeff Geisinger, and I'm an architect with Utile in Boston. We're a 50-ish person firm with a pretty broad project base, including affordable multifamily housing, institutional buildings, commercial interiors, and urban planning/public realm work... Read more

Hi folks,

I'm looking into lower-carbon pipe options for HVAC and plumbing. The MEP 2040 has slides from a Buro Happold study in 2020 showing PEX to be much lower in embodied carbon than copper, which is unsurprising. CPVC is also a lower-carbon option.

But PVC has its issues and neither PVC nor PEX are recyclable (especially if... Read more

If you use the mindfulMATERIALS library to easily access material transparency documentation (if not, check it out!), please take 5-10 mins of your time to fill out this quick survey and help guide the future of the library.

The mindfulMATRIALS Collaborative is an industry-led initiative, visit www.mindfulmaterials.com to learn more. ... Read more

We have an MEP engineer that is calculating peak loads at about 6 times passive house levels on a large commercial building that is at or near passive house levels of insulation and air infiltration. We suspect one reason is that he is figuring a 50% efficiency level for the ERV. We are showing him ERV systems with 80-90% efficiency, but they... Read more

A brief non-technical rant about OneClick LCA - from someone who is not actually USING the tool, but lobbying for its access.  Wondering if you all have better intel, or if it is just me.

We are working on a number of projects for which te teams are using OneClick LCA - for some cases it has a better international data set than others. ... Read more

Team,

Many of you saw this from BlackRock.

https://www.blackrock.com/corporate/investor-relations/larry-fink-ceo-letter

SOM, starting with London office, is drafting a letter to our MEP consultants, demanding and holding them accountable for climate change as a preference on consultants selection.

Best,
LL 

Dear SD Leaders: The comment period closes January 31st on  NCA Volume II Climate Change Impacts, Risks, and Adaptation in the United States.

It's important to have the design communities perspective on these critical issues. I hope you can take a look and submit your comments before the deadline.

Details here: https://www.... Read more

Welcome to this practice session for the LEED AP v4 exam, and good luck!

All the exam questions and explanations that follow were authored by Alex Spilger, LEED AP BD+C of GreenStep Education, and are provided in this BuildingGreen "exam simulator" through a special partnership with GreenStep and with our friends at the Poplar Network.... Read more

Hello all,

This month's SCDL call was full of great discussion! We decided this month that we are feeling good about where we are for the Task Force Agreement on defining social sustainabiltiy in our work. The aim is to work with this agreement for a while and see if it holds up as a process framework. There was also interest to invite... Read more

hi all! I'm almost at the finish line with this year's 2030 reporting...whew. I'm running into an issue that I wanted to throw out to this group, regarding the zero tool and national average baselines. Hoping some of y'all who manage your firm's 2030 data, or are just more familiar with CBECS and related data, have some insight / experience to... Read more

Hi Everyone, 

Has anyone had success in finding organizations or programs that will recycle the hard hats? We are looking into options for recycling our expired hard hats that can no longer be used. Ideally, we would want to use a company with facilities across the country but we are open to any suggestions or ideas you all may have.... Read more

We are having trouble sourcing a LEED compliant wallcovering adhesive. We specified Roman Pro-880 which is low VOC but doesn't have sufficient back up for TVOCs. Have you had success with other products?

Hi everyone,

Have your projects explored, pursued, or successfully achieved the domestic content bonus for PV systems within the Inflation Reduction Act (IRA) Investment Tax Credit? I have a project that is considering adding the IRA domestic content requirements and we are trying to understand the nuances and potential challenges (cost... Read more

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Composite windows come in two basic types: fiberglass, and wood/plastic composite.

BuildingGreen-Approved Windows

Fiberglass and other composite window lines have NFRC unit U-factors of 0.20 or lower. Higher U-factors are allowed for products that include significant recycled content.

Manufacturers also must demonstrate... Read more

All,

I've probably spoken to a few of you over the phone, but I wanted to make sure all of you know that we are hosting a 4 part webinar series on our Tally LCA software, kicking off tomorrow 10/10. We just released the new of Tally version and ended up doing far more development work than initially anticipated, in no small part due to... Read more