Axel Slowin

Following the summer SDL summit - we formed a spinoff user group called "Carbon Sync" to discuss Life Cycle and Carbon Assessment tools like Tally and Athena.  We've had three successful calls with folks sharing a couple 5-minute presentations about various studies and explorations.  We have a mix of experience levels - but are collaborating... Read more

Hi Everyone, 

Has anyone had success in finding organizations or programs that will recycle the hard hats? We are looking into options for recycling our expired hard hats that can no longer be used. Ideally, we would want to use a company with facilities across the country but we are open to any suggestions or ideas you all may have.... Read more

Happy Thursday, all!

I will be presenting with my colleague, Emily Hoffman, and our counterpart from Seattle, Duane Jonlin, on how firms can contribute more to aggressive energy and carbon targets, from the perspective of three people that see thousands of projects each year.  We see the best and the worst, and we're convinced that our... Read more

Hi all,

We have a newly constructed, core/shell project having some hot water issues in the core restrooms.

There is a 0.35 Toto lav installed throughout. The hot water heaters are adjacent on each floor, located in the janitor closets. We did the math, and there could be a gallon of water standing and cooling in the pipe between... Read more

We have an MEP engineer that is calculating peak loads at about 6 times passive house levels on a large commercial building that is at or near passive house levels of insulation and air infiltration. We suspect one reason is that he is figuring a 50% efficiency level for the ERV. We are showing him ERV systems with 80-90% efficiency, but they... Read more

The Sustainable MEP Leaders peer network brings together the most committed sustainability directors from leading MEP design firms throughout the U.S. and Canada. We invite you to apply for membership.

We look for the... Read more

Hello SDL!

Has anyone set "Ecosystem Benefits/Service" targets for an individual project or for all their projects? I was previously against the idea of even measuring ecosystem benefits but I've had my mind changed in recent months!

Currently we want to set a target for every project to: "Improve ecosystem benefits on every site... Read more

Hi All,

Has anyone dug into ASHRAE 2016 as part of the new v4.1 requirements or as codes start to adopt it? I recently presented on this and thought I should check my math to make sure I'm understanding and communicating this correctly.

My understanding is that there is a new reference baseline, that is essentially the ASHRAE 2004... Read more

All,

I've probably spoken to a few of you over the phone, but I wanted to make sure all of you know that we are hosting a 4 part webinar series on our Tally LCA software, kicking off tomorrow 10/10. We just released the new of Tally version and ended up doing far more development work than initially anticipated, in no small part due to... Read more

Welcome to the quiz portion of Finding Products for LEED v4—A Guide

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


1. Describe ways in which the LCA approach is gaining ground in LEED v4 and how the transition is reinforced by manufacturer transparency and disclosure.
2.... Read more

Hi SD Leader: Please review, consider or pass along this terrific new position leading the Sustainability strategic direction at the Washington University School of Medicine. WashU has an ambitious sustainability leader role regionally and across the nation and the School of Medicine (highly ranked nationally) plays a big role in that. The job... Read more

Here's the Core Purpose for this group that came out of the Inaugural Summit.

We're off and running!

Hi everyone! I'm extremely pleased to be back in this group after a couple of years out and I'll spare no time in spamming your inboxes. 

MASS is working with UT Austin to help them evaluate their campus buildings for reuse firstly and then deconstruction and material reuse. Their campus, as with most campuses, is constantly being built... Read more

Sustainability leadership has requested that you take this quiz to help assess sustainability literacy across the firm. Your own results will be presented to you at the end of the quiz but will not be shared with anyone else. Only aggregated, anonymized results will be available to others.

Please don’t do research to inform your answers... Read more

Dear Colleagues:

If you are short on time, here is the executive summary:

Time to make healthy trouble and sign a petition today to the WHO to urge them to recommend the implementation of best practice healthy air guidelines in light of the recent studies showing a direct link between the spread of COVID-19 through aerosol... Read more