I was wondering if any of you have experience with integrated PVs and/or solar glass. If so, can you could recommend manufactures for each? We are working on a multistory freestanding building in an urban site for a mid-Atlantic city. Because our site and roof area are limited we are looking to maximized the areas where we can generate power.... Read more

Welcome to the quiz portion of Building as an Organism: Understanding the Integrative Process Credit in LEED v4 Projects (recorded webcast)

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


1. Explain why integrative design is the key to cost-effective, high performance green buildings and LEED... Read more

Great meeting everyone and very excited to work with you all.  Reminder about Tuesday night's homework assignment to support Sachin's efforts to upgrade the quality of our AE pipeline:  tell us why you got into this business.

While I was an undergraduate engineering physics major*, I had a partime job at a farm implement manufacturing... Read more

I have to admit that I wasn't particularly paying attention to LEED during Greenbuild, but anyone recall the "big announcement by USGBC" that LEED v4.1 is coming?

Article can be found @ Green Building Law Update by Stuart Kaplow and the title is "LEED v4.1 Announced by USGBC at Greenbuild."

https://www.greenbuildinglawupdate.com/... Read more

If you are interested in sharing this WELL AP Exam Study Guide within your organization... Read more

Hi everyone,

Have your projects explored, pursued, or successfully achieved the domestic content bonus for PV systems within the Inflation Reduction Act (IRA) Investment Tax Credit? I have a project that is considering adding the IRA domestic content requirements and we are trying to understand the nuances and potential challenges (cost... 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

I'm sure if I hop in the way back machine I could look in the forums and find old threads on LEED GA and LEED AP study resources, but I also know that material comes in and out of date. Has anyone found a good, current solution for firmwide LEED study materials?

We used to have some GBES resources, but those are intended to be person-... Read more

Hi Everyone!

I'm Emily, GCI General Contractor's Sustainability Manager in San Francisco. Nice to meet you all.

I started with the company in 2013 and since then we've doubled in employees. I have been handling sustainability solo, until about 8 months ago, when we hired Alejandra Arce Gomez full-time to help manage the... 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

If anyone else has gotten confused going between parts-per-million and percentages (parts per hundred!) for material reporting here's a little infographic that might help. Feel free to use or improve! 

CEUs are available for reading our entire plumbing guide. Click here to learn more and take the quiz.

Graywater can be treated and used for irrigation or toilet flushing, reducing significant burdens on municipal drinking water and wastewater treatment systems.

BuildingGreen-Approved Graywater Products

BuildingGreen... Read more

Hey Peer Network! Curious, if we can crowd-source a solution here for the pervious pavers at our Omaha office (climate zone 5A). Apparently over the years we've tried to add different kinds of fill here (gravel) but it keeps... disappearing. Any recommendations with either a replacement product or fill item? 

Hello all,

This month's SCDL call was full of great discussion! We decided this month that we are feeling good about where we are for the Task Force Agreement on defining social sustainabiltiy in our work. The aim is to work with this agreement for a while and see if it holds up as a process framework. There was also interest to invite... Read more

Welcome to the quiz portion of Choosing Windows: Looking Through the Options.

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


1. Choose a frame material based on its structural characteristics, thermal insulation, durability, maintenance requirements, cost, and effects on the... Read more

Hi All,

Jacob Knowles from BR+A reached out with a request and I’m passing it on to you all.  Jacob’s contact info is at the bottom of this so you can respond to him directly or respond here and I’ll forward it on:

We are working on assembling examples of large wet lab buildings that employ strategies to greatly reduce fossil... 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