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 are embarking on an effort to standardize our LCA process in order to maintain a firmwide database of embodied carbon intensity from which we can create internal baselines and targets. I was wondering how other offices are setting boundaries for their LCA efforts. Below is our starting point. Most LCA will be conducted using Tally.... Read more

I'm putting together information on natural gas bans (or put another way, all electric buildings) for an advocacy effort and looking for some experts. Anyone have thoughts on banning natural gas and other fossil fuels on residential projects? Specifically what are the considerations/challenges/opportunities at each scale (single family, low... Read more

Team SCL,

This was a tough week. My husband coined a phrase "20% laid off."

Unfortunately, 50% of our business is currently impacted by governmental orders stating that our work is non-essential. This is bitter-sweet. I certainly want people to be safe, but we've had to make some tough decisions and in the geographies that were... Read more

Hi SDL Group - 

Our firm has been presented with a potential opportunity to share with USGBC National Representatives details about a few of our voiced concerns in the context of specific project administration efforts.

For us, these relate to two specific factors:

Anyone using the USG EcoSmart drywall? I'm writing a short product review and am looking for some quick feedback. I'm particularly curious about reduced greenhouse gas emissions and overall cost. Thanks! Brent

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

Does adding solar panels reduce a building's EUI?

Existing operational use of a building is 80 kBtu/sf/year. When we add solar, it will change the source of energy but does not change the usage.

My understanding is that the EUI does not change, but it would be good to hear from others.

It's energy consumption at the point... Read more

We have a client for whom we are designing a very high performance manufacturing facility, and they want to communicate their building's performance both dynamically and in real-time within their lobby for guests and staff.

We would like to mine the wisdom of this group to see what recommendations we can muster regarding high quality... Read more

Hi All,

Structure Tone just released their annual Sustainability, Resiliency, and Wellness Report.

Download a copy here.  https://structuretone.com/sustainability/

I’m curious what people think.

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

Guiding Questions: 

I'm pleased to announce that the AIA Board of Directors has unanimously adopted the A&D Materials Pledge as the AIA Materials Pledge!!!!! The support of so many of you was a key factor in making it so easy for the AIA Board to adopt The Pledge. The Materials Pledge now has 90 signatory firms, including many of yours. Thank you all.  Now,... Read more

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?

CEUs are available for reading all the building-envelope product guides and primer. Click here to learn more and take the quiz.

Standard spray polyurethane foam (SPF) insulation is made using blowing agents with extremely high global warming potential (GWP), which can cancel out much of the potential energy savings from use over its life... Read more