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Hi folks,
Wondering if this group has insights about the low-embodied carbon product "Vertua" from Cemex, which appears to be a proprietary concrete product launched in 2020.
Our client wants to use CarbonCure; but our likely concrete sub is saying Cemex (where they typically source their concrete) offers an alternative called... Read more
News Analysis
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Hi folks,
Oregon’s ZERO Coalition is looking for responses to the question below on local policy for electrification, and I thought tapping this group would be helpful.
Are you aware of any local governments outside of Oregon that are promoting or enforcing electrification?
Berkley, CA is one example that as of Jan 1, 2020... Read moreForum topic
Folks -anyone know if the 179D Commercial Buildings Energy Efficiency Tax Credit will be renewed for this year? The DOE website only references renewal on Jan 1, 2017... I am not holding my breath, but curious if anyone else has heard one way or the other. Thanks!
Product Guide
Faucets with high flow rates waste water—not to mention the energy used to treat and deliver it to our buildings—and the additional water stresses our wastewater treatment systems.
Warnings Low-flow faucets may not be appropriate for every application. Where there are long pipe runs or large-diameter supply pipes, it can take longer for... Read moreForum topic
Friends,
We put a lot of effort into air tightness design, detailing, and construction administration, often including 6-sided mockup and parital or whole-building blower-door testing. For commercial buildings, these tests measure air leakage in cfm/sf at 1.57 psf (75pa).
I came across this research paper several years ago, but... Read more
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Greetings Green Gurus!
You've probably been hearing about the infrastructure package on the news... apparently things are heating up on this topic in Washington DC as they try to get the package sorted out before the August congressional recess. Because of this, both the USGBC and the AIA are mounting advocacy campaigns in this regard,... Read more
Quiz
Welcome to the quiz portion of Are Cool Roofs Green? The Answer's Not Black and White
Learning Objectives
Upon completing this course, participants will be able to:
1. Explain why roofing choices are complicated by heating tradeoffs, climate effects, and condensation and how cool roofs are intended to reduce... Read more
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Friends, I reviewed the firm's 2019 AIA 2030 data with a Principal, having organized the data in such a way that we could manipulate it. I included the average EUI and weighted EUI, since the latter gives a truer picture of where we are as a studio. In the past, the assumption was we would raise all boats with efforts to improve our practice in... Read more
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Peeps, in case you haven't gotten the email blasts--the AIA wants YOU! Now is the time to throw your hat into the ring for volunteering on the following committees/groups:
2030 Working Group (with Keith Hempel! and Ashley Mulhall!) A&D Materials Pledge Working Group (build on the amazing work Lona Rerick and others have been doing for... Read moreForum topic
Looking for an example or case study for a building utilizing a radiant heating/cooling in climate zone 4a. General use type is office with some public assembly spaces, total of 85,000 sf.
As usual, everyone, especially mechanical engineer, is terrified by the thought of "condensation." So far, I read a DGWW case study, "Energy... Read more
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Hi All,
At the SCL Summit in November 2019, the Carbon Group discussed meeting in Q1 2019 to craft an action plan for measuring and voluntarily disclosing carbon emissions from our operations. To kickoff that effort, we will be having an online meeting.
If your company is already disclosing greenhouse emissions or if that's... Read more
Forum topic
On LEEDuser we divide checklists into multiple project phases. Specifically:
Before the performance period Construction Construction documents Design development During the performance period Operations & maintenance Pre-design Schematic designHow many of these phases are relevant for BIT best practices?
Note that we also... Read more