Help. I have a contractor in need of advice on IAQ testing agencies and I'm largely uninformed about the local market of IAQ testing agencies. Anyone have organizations they'd specifically recommend or not recommend?

Feel free to email me directly if you'd prefer - awilson@ayerssaintgross.com.

Aley

Exterior doors often have poor insulation and seals that allow air through.

BuildingGreen-Approved Exterior Doors

BuildingGreen has different criteria for commercial and residential exterior doors.

Commercial swing (hinged) doors must be NFRC-rated, certified, and labeled for U-factor. They have a maximum air leakage of 0.... Read more

Hi, all! We've got amazing editorial plans for our December and January coverage, including Brent's rollout of the Top 10 Green Buiding Products for 2024 and a much-needed update to Wood: What's Good? 

Here's the trouble: we have waaaay too many good ideas about what else to cover. And I super suck at mind reading. So Nadav thought maybe... Read more

Has anyone used the new 3M Smog-Eating Granules on a roof before? Malarkey and Soprema are offering this as an option for their roof shingles. Seems like a great technology for urban areas, but I'd be curious to see if anyone here has actually successfully specified and installed it.

https://www.3m.com/3M/en_US/roofing-granules-us/... Read more

We are looking at installing an aerobic biodigester in a commercial kitchen for an office client that is VERY concerned about zero waste.  Basically, this system takes food waste, treats it with micro-organisms to remove organic matter, and turns it into water of high enough quality to go straight to the sewer.  The manufacturer we are looking... Read more

Hello All, I've a quick question. I am looking for a few potential subject expert speakers on the topic of the Circular Economy. Any suggestions out there? 

All thoughts are appreciated.

Rand Ekman

We are excited to share the REPORT from the 2019 Small Firm SDL Summit held in Las Vegas on June 5th. Take a look and use this forum to post questions and comments that will allow us to engage our new members as we continue the valuable conversations begun at the Summit. As you will read in the introduction, we know that collectively small... Read more

Welcome to the quiz portion of LEED 2012 Second Public Comment Period Opens.

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


1. Recognize the emphasis on making language more cleanly worded (while maintaining overall intent and requirements) and the focus on dividing sections by topic... Read more

Hi! Just saw this White House press release stating that federal suppliers will need to report on scope 1 & 2, and relevant scope 3 emissions and climate-related financial risks as well as set science-based emission reduction targets. The cutoff for disclosure requirements is $50m in federal contracts. Curious whether this affects any... Read more

We are looking for colleagues from other firms to join a conference session proposal on "Dirt cheap Net Zero" for the ASHRAE / IBPSA conference (August 12-14, 2020, Chicago). 

We just had the grand opening of our first project designed to achieve net zero, a 50-unit affordable housing project, where we upgraded from the minimums required... Read more

Hey, all. Confirming the forum index on the front side of the pay wall will be searchable. Thanks.

Has anyone come across any (embodied) carbon emissions calculator for water?  Perhaps per region/state?  

Thanks in advance!

Does anyone know of reports/studies of financial benefits from the developer perspective on Passive House multifamily projects? Specifically looking for market rate (not affordable) housing examples where there is a direct market advantage (higher rents) for PH buildings. 

Has anyone done any museums in which they hired an independent QA/QC specialist? Or perhaps, your firm offers QA/QC services and experise in this area? If so, could you please reach out to me? I'm wondering what firm you used and what your experience was. Was it worth the fee?

Hello Everyone!

Wondering if anyone has expertise in Algae Photobioreactor facades? Here is a product: https://cellparc.com/

My basic understanding is that they produce heat and biogas (as well as providing shade and some thermal value.)  However, I am not clear on the GHG balance benefit, so to speak.  I cannot determine if the... Read more