The AIA conference is coming up soon as well.  It is scheduled for June 19-23 in NYC. I have heard about a lot of great sessions and I am thinking it would be helpful if we could collect info here.  Please respond to this message with info about your session and I will compile all of this into a handy reference document.  I will start with my... Read more

Welcome to the quiz portion of Changing Building Design Priorities for a Changing Electrical Grid!

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


Define a “Highly Variable Renewable Energy” generation asset, or VRE, and understand how VREs can most effectively contribute to the... Read more

I am excited to share with you the final draft of the letter back to LP50 manufacturers.  The LP50 manufacturers sent their “Closing the Loop on Product Transparency” to design firms earlier this year.  For more background information, please check out Chris Hellstern's original August 20th post on this Green Gurus forum.  When we posted the... Read more

Composite windows come in two basic types: fiberglass, and wood/plastic composite.

BuildingGreen-Approved Windows

Fiberglass and other composite window lines have NFRC unit U-factors of 0.20 or lower. Higher U-factors are allowed for products that include significant recycled content.

Manufacturers also must demonstrate... Read more

I am forwarding this request from Kate Simonen from the Carbon Leadership Forum to support a grant application for this research. I don't know if the link will work in this format but if you have questions or want to sign you can contact me or Kate and I can send you the mail with the link my email is:  lstrain@siegelstrain.com     Thanks... Read more

The LBC v4.0 materials imperatives for Responsible Materials (Core) & Responsible Sourcing require a majority of wood materials (by cost) to be FSC. Sure. But what is - or isn't - considered wood? The Clarification page for the imperative's scope and a key definition poses a perplexing conundrum: 

"All wood included in the Materials... Read more

Hello friends, Posting this to help out a friend that you all know!

(please reply directly to Kira at her email below) Tx

Dear Gurus, 

I am curating/hosting a panel at CarbonPositive RESET:

DESIGNED FOR CLIMATE: A New Construction Showcase

North & South America: September 8, 2020 | 4:45-5:25pm (PST)

Hi All, 

Not sure if this is the right location for this (as I'm a new member) but we're Planning the upcoming Water Conservation Showcase in Northern CA. Some details below

The Water Conservation Showcase brings together water, energy, and green building professionals to amplify and discuss innovative water management solutions... Read more

Hi! Quinn Evans is looking for a great candidate for a new position that focuses on design performance analysis. We're looking for someone with 5+ years experience in the AE industry and knowledge of performance tools and software that inform design decisions related to energy, carbon, and daylight. The position can be based in any of our... Read more

This is sort of dragging up an ancient topic, but curious how your firms are currently addressing accreditation (LEED AP, WELL AP, LFA, etc.). There was a time when we were all talking about this, and a number of firms instituted requirements, but it has been a long time, and I'm curious how it's looking now in 2024. Thanks! 

Hi All,

I have a commercial restauranter in Colorado who is (reluctantly) considering induction cooking. Does anyone know of any good resources out there that can help make the case for this? That would include testimonials, research, videos, testimonials, or whatever else can help get a commercial kitchen comfortable to moving to... Read more

Peter Yost (at https://building-wright.com/ )  is available to provide building science expertise, trainings, public speaking, building investigations, and more. Learn more

Hello all,

Does anybody know of a substitute for Ecotect's solar tool? I use it to very quickly test shade options and I love how I can easily test horizontal and vertical elements, tilting and rotating them. I can have a window with the façade on one side and the sun path with the shadow mask on the other side. It is easy to use and... Read more

Welcome to the quiz portion of Video: Making the Green Insulation Choice for Your Project.

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


1. Discuss how insulation works.
2. Explain why certain materials make more sense than others in particular applications.
3. Summarize... Read more

Hi! Over the last 10 years, the firm where I work in Boston has predominately designed housing & senior living projects in the the Boston Metro region, with the occassional project in NH, CT, RI, and NY. We have built projects as far south at DC, but never designed anything to my knowledge in California in our 55 years of operation. A... Read more

Hi, a local sustainability not for profit whose board I'm on is considering a vinyl siding collaboration with the Vinyl Sustainability Council, started in 2016 by the Vinyl Institute. There would be some funding to create a program to help recycle siding and a chance to win a full new vinyl cladding. I don't think we should collaborate with... Read more