Received answers from below questions from NIST Andy Persily

1. Is there a preferred bookends range of CO2 for both “optimal” energy and human performances?

Andy: No

2.Is the ASHRAE ventilation of 1000-1200 ppm average, probably not based on performance, suggesting current ventilation rate is sub-optimal with cognitive... Read more

Hi all,

Looking from insights from anyone who's been through WELL certification before - we've got a lab/office project pursing WELL down in Florida that is struggling to meet the turbidity level requirements of the WELL W01 prerequisite, specifically with the hot water supply, and we're not sure how to best remediate the issue.  Should... Read more

At Living Future last week a woman from Google asked about cost comparisons and I shared that the City of Santa Monica conducted a study analyzing the costs of a prototypical mixed-use project for a Living Building vs. LEED v4 Platinum vs. code compliant (Title 24, part 6). I thought this group might be interested as well so here is the link... Read more

Anyone aware of tools or workflows for modeling of a specific outdoor space and effective surface temperatures?  We've done a goodly amoutn of microclimate simulations, but never explicitly factored in the ground surface, in terms of emissivity and other related factors.   

Greetings friends.

Many of you have heard about the CARE Tool, (formerly the 2Build or not 2Build Carbon Calculator.) We are now in the final stages of bringing it online as a free, open access tool hosted by Architecture 2030. We are finalizing and aligning data and working with a web developer (the same one that brought us... Read more

Hi Green Gurus,

A "fun" take-away from the sustainable MEP Leaders Summit (just ended today):

Inspired by Passive House, we are embarking on a campaign: "Low Load Buildings Are SEXY".

One idea we have is:  what if the AIA design awards set limits on metrics like heating loads to meet basic eligibility?

If you have... Read more

Hi Gurus!

This query just came from GSA via the Large Firm Roundtable. It seems that one way we can help is simply to route this to the best concrete and asphalt suppliers we know of, so they can respond.  

Can you pass on some information to the large firms sustainability roundtable? GSA, and the White House, just announced new... Read more

Healthy Building Network (HBN) is hiring and they just posted a new career opportunity for "Director of Product Tranformation" https://healthybuilding.net/careers/14

"Healthy Building Network (HBN) is seeking an experienced leader who wants to help transform the building materials market. This role will inspire product innovation by... Read more

Dear SD Leaders: I'm writing to make sure that you've seen a letter that has been circulating protesting the ‘pro-asbestos’ rule change the EPA is considering.  The letter is soliciting firm signatures/owners (as opposed to individuals).  I encourage you to sign and/or get your firm to sign ASAP. 

Please forward as well to any firm from... Read more

Please share your thoughts in preparation for our monthly call this Thursday (call info below). 

Given these items that are changing at AIA, are any of them motivating changes within your firm? If so, how? If not, why?

1. Awards criteria now includes COTE Measures of Design Excellence

2. Code of Ethics now includes rule on... 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

Figured I'd throw out this topic to the hive mind!

We are working on a project in the Midwest that involves taking down and replacing an 100-ish-year-old brick building. We are hoping to find a way to salvage and reuse some of this brick in new construction. I'd love to do an LCA comparison showing the benefits of salvaging the brick vs... Read more

Welcome to the quiz portion of Video: Energy Reporting in LEED with MPR6.

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


1. Define the role of MPRs in achieving LEED certification
2. Describe MPR6 and the pathways for achievement
3. Answer MPR6 Frequently Asked Questions... Read more

Hi folks,

There are a few Peer-Network related opportunities at the AIA Conference on Architecture, and it's coming up soon (June 4-8)! If you'll be in town, I hope you can join us! And if you're speaking at the Conference, let us know--whatever people in this network are talking about is likely to be super-interesting to the rest of us... Read more