Hi Everyone - I hope this isn't a repeat topic. We are starting to get familiar with TallyCAT at SAR+ and have a few people testing our projects in it. Is anyone willing to help us troubleshoot or share lessons learned? We're running into a few errors and wonder if our Revit models and workflow are the issue, or if we need to be doing something... Read more

Welcome to the quiz portion of Natural Ventilation: The Nine Biggest Obstacles and How Project Teams Are Beating Them

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


1. Explain the primary reasons to design a building for natural ventilation.
2. Understand how cost, comfort... Read more

Has anyone completed an LCA for an engineering structures lab, particularly one that has a strong wall and strong floor? 

With depth of thought and a broad view of the horizon, Candace Pearson can take a nuanced vision and sharpen it into focus, propelling the team around her forward. Operating in all three of BuildingGreen’s service offerings—publications, consulting, and peer networks—she finds pragmatic ways to fundamentally shift how we create our built... Read more

Allen Mutapo

Faucets with high flow rates waste water—not to mention the energy used to treat and deliver it to our buildings—and the additional water stresses our wastewater treatment systems.

Welcome to the quiz portion of No More Red Lines: Undoing Our Legacy of Urban Segregation.

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

Hi Everyone, 

Our Vancouver team is looking for some innovative, high performance  building retrofit case studies. We are have been retained to retrofit a significant heritage building in Vancouver and the client has a net zero carbon institutional goal. As such we are looking for some innovative precedents that will provide design and... Read more

Asking for a colleague:

"Have you ever had a large number of fire retardant tarps used to temporarily enclose a building during construction? Do you know of any solutions for recycling/reusing them or another product that doesn't use toxic fire-retardants that meets the performance criteria?"

I think we've all seen poly or fabric... Read more

I'm sure most (if not everyone) is aware that LEEDv5 is under public review until May 20, 2024. I know I need to make time to flip through it, review, and comment, but I'm having a heckuva time protecting the time in my calendar to do that. Anyone interested in joining me for a 60 - 90 minute meeting to do this together as an accountability... Read more

Colleagues:

I "lurk" on the list serve of the American Physical Plant Administrators.  I wanted to share a posting from that forum:

Hi All,

Two questions here: wondering if any Universities in the Pacific Northwest have a thermal comfort standard they adhere to for new building design on campus? UBC is currently undertaking... Read more

Dear All!

Crowdsourcing here to see if anyone has access to two LCA's that can be used to compare functionally equivalent consumer products: a fossil fuel powered to a battery one?  (A good product might be a car or stove, or a heating system with a boiler compared to a heat pump, perhaps?  Needs to include the B-use phase probably...)... Read more

Hi All, this is primarily directed at our Sustainable MEP folks, but please anyone with insight feel free to weigh in.

I am increasingly seeing designs and specifications asking for Passive House levels of airtightness as verified by blower door testing, but with traditional ventilation system designs. 

To me, Passive House US has... Read more

Hello SDLs,

I'm fairly new to the group, joined in November and I must confess to being a total wallflower here, having gone almost 6 months now without introducing myself. I am an Architect with Dyer Brown Associates in Boston, MA where I head up our firm's sustainability efforts, as well as devote a fair amount of time to '... Read more

Welcome to the quiz portion of Measuring Energy Use in Buildings: Do Our Metrics Really Add Up?.

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


1. Explain the differences between site energy, source energy, and energy cost.
2. Summarize three ways in which source energy can... Read more

Hi everyone - we have a new higher ed client who is committed to sustainability but not very knowledgeable about current topics such as carbon (both embodied and operational) or the electrification of buildings.  I need to educate them and would like to start with some easily-digestible background reading.  But as we all know, we're a bit dorky... Read more

Hi Green Gurus, 

I am happy to join this group, and would like to share a short introduction of myself. I’m Jais, and I am with FXCollaborative as a Sustainability Design Specialist working with Ilana Judah. I have been here little over a month and am enjoying it so much! 

I have studied architectural design focused on... Read more