I’m a volunteer member of the ASHRAE 209 ("Energy Simulation Aided Design for Buildings Except Low-Rise Residential Buildings”) Committee.  Are you familiar with ASHRAE 209? It was first published in 2018, and it outlines a process for incorporating energy modeling into the design process. 

From the forward: 

 ASHRAE Standard 209... Read more

Welcome to the quiz portion of Cost-Effective Green Retrofits: Opportunities for Savings in Existing Buildings.

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


1. Define the term retrocommissioning and list at least three examples of how it might help commercial building owners.... Read more

I've been seeing Armstrong's DC flexzone ceiling system at Greenbuild for many years. I'm working on a net zero project with LED lights and solar panels. In theory, the transmission losses in going from DC power from panels to AC for the building to DC for the lights would be eliminated. But does anyone actually have experience using this... Read more

Hi all: I'm looking for experience, insight, or advice as it relates to ISO 14001. I know it is more popular internationally than in the US, and I am trying to ascertain if the the value-add is greater than the cost and effort. If your company is certified, or even if you have looked into it in any capacity, I would love to pick your brain.... Read more

Hi, and welcome to the Sustainable MEP Leaders Peer Network! 

This online forum is one of the ways we can stay connected and support each other as we collaborate to help MEP design achieve its highest potential as an element of sustainable and regenerative buildings. Please introduce yourself with a little about where you work, what you'... Read more

Just had a contractor call who said they had a university client interested in using natural-gas-fed fuel cells as an alternative to grid power in some applications.  They were interested in an intermediate scale: 300kW.

Anyone with any experience with these devices? 

Welcome to the quiz portion of Community-Scale Sustainability: Accelerating Change for People and Planet

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


Explain how combining stakeholder efforts and resources can achieve greater resilience and sustainability for communities.

Discuss... Read more

Hi all, are there requirements to include/submit backup documentation to the CC excel template? Or is it just the template itself that gets submitted? The question is coming up from our leadership over what documents are public vs internal.

Hello- If you use Procore....

Are your jobs using a template to conduct and create "reports" of their IAQ inspections? Did you set it up in forms or inspections? Would you mind sharing an example template with me? I know Green Badger has a great app to do this, which we use. We would use inspections in Procore for jobs that are not using... Read more

Hi folks,

We had a rich conversation in our monthly meeting last week. I've summarized the highlights below. Next call is July 11 at 2pm eastern. If it isn't already in your calendar, here's the Zoom link.

What’s on people’s minds?

Looking into high-temp water-source heat pumps for industrial applications. Transom and... Read more

Hardware has to be durable and resist weathering to ensure that features such as doors function properly.

BuildingGreen-Approved Hardware

BuildingGreen approves hardware that uses post-consumer recycled metal content beyond what is standard in the industry. Products from manufacturers that have engaged in information transparency... Read more

Hi Sustainability leaders,

Realizing that many of us are now stuck and home and may be feeling isolated, we thought it would be fun to offer an open hang-out time for anyone in the Peer Networks. If you'd like to connect, share some thoughts, hear from others, or just get to know other Green Gurus, join us on Zoom this Thursday. If it... Read more

Hello SCL, 

We’ve heard that some of you have a hankering to connect with this group outside of the Summit and the forum. On prompting by the steering committee, we’ve decided to try out quarterly SCL-only calls focused on a dedicated topic. 

The first of these calls will be Tuesday, April 13th at 4pm ET (1pm PT) and the topic... Read more