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Products & Materials Specialist and LEED AP BD+C Brent Ehrlich excels at deep, unbiased, and nuanced technical research on the health and environmental impacts of green building products and materials. Some areas of focus include:
product and material constituents, including their risks
product certifications
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I was recently asked about potentially specifying concrete with wood nanoparticles and concrete with biochar as a way to further lower the embodied carbon and to increase concrete strength. These approaches are something I know nothing about, and wondering if anyone in this group has any experience and/or observations that might be relevant to... Read more
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Hi there Hive Mind! Hope everyone's doing well and staying cool in the heatwave all over.
An engineer on one of my projects reached out about contact switches for operable windows that are empowered to shut down the associated FCU in dormitory bedrooms when the window is open. This functionality allows the FCU to run at something like... Read more
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I am looking for example specifications for low carbon concrete to have our structural engineer(s) review and incorporate. Does anyone have good examples or link(s) to good examples?
Thanks,
Mark
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Our firm was asked by a government client in Canada to update their specifications for concrete to capture low embodied carbon as a performance metric. From the SDL group's knowledge of concrete procurement:
What are the chances of systematically obtaining cement specified with 10% lower carbon intensity? What's viable in the current... Read moreForum topic
We are hiring! Please share with any potential talented and passionate candidates.
https://archinect.com/jobs/entry/150052970/sustainable-design-specialist
ps. And, yes we recently rebranded for our 40th anniversary for those who may be confused :)
Product Guide
Ground- and water-source heat pumps move refrigerant or water through the ground or a body of water for use as a heat source (for indoor heating) or heat sink (for indoor cooling).
BuildingGreen-Approved Heat Pumps
BuildingGreen approves:
super-efficient commercial systems residential ground- and water-source heat pumps that... Read moreForum topic
Hello Green Gurus,
Here’s one more exclusive webinar for you! Coming up next week:
Behind the Scenes: COTE Top Ten 2021
Tuesday, May 4th, 2021
2pm - 3pm ET (11am - 12pm PT)
Register here.
Description:
Eight of this year’s Top Ten winners are from firms in this network. We also have a member on the... Read more
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Hi everyone,
Happy new year!
The FIRST First Friday Fika* of 2024 is happening this Friday, January 5th from 11am to 12pm ET, hosted by Candace Pearson.
Here is the registration link for the Fikas, or if you've registered previously, you can use the same link for this week.
We look forward to seeing you Friday!
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ASHRAE posted this year's list of honors and right there at the top of the list is our SMEPL colleague, Cindy Cogil - now able to add FASHRAE to her signature block! Well done, Cindy and congratulations to ASHRAE for recognizing your accomplishments.
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Hello Green Gurus,
Here is the information for November's Peer Networks Webinar, Learning and Applying Evidence, Rosetta Stone: A Translational Tool for Research-Informed Practice. We hope you will join us!
Register HERE
Learning and Applying Evidence, Rosetta Stone: A Translational Tool for Research-Informed Practice... Read more
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Is anyone else working on a project doing Living Building Challenge v4.0 Energy Petal? We're working through the Imperative 08 Net Positive Carbon Resiliency Strategy requirements that ask for the project to be habitable for a week in the event of an emergency. We're curious how others are defining "habitable" and what systems assumptions... Read more
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Hi! I'm writing a short news piece on WELL v2 and looking for someone very familiar with the existing and v2 standards to interview about the changes. If you meet that description and would like to go on the record with your thoughts, please reply to me directly at paula@buildinggreen.com. Thanks!
Quiz
Welcome to the quiz portion of Toxic Chemicals in Buildings: How to Find and Avoid the Worst Offenders (recorded webcast).
Learning Objectives
Upon completing this course, participants will be able to:
1. Explain how key health hazards and opportunities for healthier choices vary by product category.
2. List... Read more
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Hi all!
I'm working on my first energy positive / passive house multifamily building and trying to figure out the trash/recycling chute. I am curious what solutions you have employed to make the trash chute air tight? We have excluded the whole chute from the envelope. Do you use airtight doors (and which ones?) at each floor trash/... Read more
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Huge shout out to Patty Lloyd, Luke Leung, Janet Olsen, and Sarah Gudeman for their webinar on the Power of Peer Networks. They share lots of insights into the value of participating in BG Peer Networks and many others. Ten bucks to Illinois Green gets you access to the recording--I loved it. What would you have said that they didn't?
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Hi Everyone, just as governors are regionally deciding how to reopen their economies, it's probably time we started thinking about what getting back to work looks like for us. And, just as governors are leaning on each other for ideas and coordination, we can benefit from discussing strategies as a group. To that end, I wanted to get your... Read more