For those of you who have attended the event above, I think you will agree this has been a high quality event.  But DFC is changing the forum this year. Instead of holding an annual event in September, this year they are holding 4 half day events around the country.  Attendance will be limited to 40 people and it is focused on sustainability... Read more

Hello friends in the construction group!

I am advising an owner on a huge redevelopment project and - we are of course looking at carbon/embodied carbon from a design perspective - but I remember hearing some of you talking about how you are addressing emissions during construction (including both recommendations related to specific... Read more

Hi Green Friends - I hesitated to post on April Fools, but wanted to get the link out for folks to share with their netowrks    I'll be teaching a workshop at the Pacific Energy Center on May 11 on Electrification Retrofits of Exisitng Non-Residential Buildings.  I'll be bulidng on the great work our sub-committee led by Allison has been... Read more

Hi everyone, it was so great to meet some of you at the winter summit and finally connect names with faces!

We have a project that is targeting CalGreen Tier 2 and LEEDv4 Platinum.  Thought I'd reach out to see if anyone on this forum has found comparison guides between the two?  Looking for something similar to this CalGreen 2013 tier... Read more

Electrochromic glazing holds the promise of less glare and better energy efficiency with fewer moving parts. The reality is much more complicated and includes information you won’t... Read more

Wondering if we can have a dialog on HVAC load calculation software... we are currently still using Trane Trace 700, but with the future migration to Trace 3D+ coming are looking into other options. Never used HAP but I haven't heard great things, and we dabbled in IES VE for a while, but went back to Trace since at that time there was no... Read more

Seeking Pros/Cons, Feedback/Commentary about signing the US Architects Declare Commitment. 

https://us.architectsdeclare.com/

Reviewing against the "shoulds" and "shalls" of the 2020 AIA Code of Ethics and Professional Conduct ... and other commitments that are out there ... any feedback welcome.

Tips for how your workflow... Read more

Hello SDL friends,

It has been an amazing opportunity to collaborate with so many of you through this group or through my work with Tally, the USGBC, ILFI, and in my role as an environmental researcher at KieranTimberlake. This is not so much a goodbye as it is a "hope to see you soon." I am making a shift away from building design into... Read more

Hello All-

  We have a K-12 school project that is using a R-60 flat roof assembly as an energy & costing benchmark (along with other energy efficiency measures but this is the relevant detail to our question).  The project mechanical engineer is not onboard with a number of our energy conservation measures and has been sharing... Read more

Welcome to the quiz portion of The Building Envelope: Primers from Environmental Building News.

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


1. Explain how thermal mass helps maintain indoor thermal comfort in buildings.
2. Describe the differences between closed-cell and... Read more

I wanted to make sure that you didn’t miss this fun event.  We can all use some fun right now.

Built Environment Plus is celebrating the arrival of spring with a fun competition to get people out and about safely. A digital Scavenger Hunt will allow teams of 4 (or larger families) to complete a series of photo, video, and text missions... Read more

I read a very misleading article on the AIA's website today regarding antimicrobials and the benefit of microbicidals in paint. It was written by a manufacturer, not a healthcare professional, and was not obviously labeled as sponsored content on the website. (I received the link in an email, which did label it as such).

https://www.aia.... Read more

Greetings to the Green Commons!

Those of you who attended Greenbuild may remember that during one of the keynotes, Ali Zaidi - White House National Climate Advisor, announced that the White House was developing a definition for "Zero Emissions Buildings" (here’s a [LINK] to a related Washington Post article). The draft language for the... Read more

Embodied carbon in products and existing buildings. What does LCA tell us about renovation vs. new construction and material choices?

Guiding Questions: 

Jake Gehrung
 

Hi all! I'm very excited to report that we have interest from a developer client in tracking embodied carbon through construction. We have issued construction documents and the construction managment team is begining the process to establish the GMP.

We're looking to use EC3, and/ or ZGF's LCA analysis tool for concrete to look at how we... Read more

Conventional roofs contribute to heat loss, heat islands, and excessive stormwater runoff.

BuildingGreen-Approved Green Roofs

BuildingGreen approves systems with appropriate planting media that can be created from regional materials and may be blended for specific characteristics, such as:

Hi GGs,

We are looking to do a renovation of a very leaky old office space, and we want to get a good snapshot of air quality and effective envelope R values both before and after.

Does anyone have experience with:

1. installing heat flux sensors on windows and walls

2. deploying IAQ measurement devices that can log... Read more