Conventional heating systems burn fossil fuels on the building site or use outrageous amounts of electricity.

BuildingGreen-Approved Heat Pumps

The best heat pumps solve both these problems and provide efficient cooling. BuildingGreen approves air-source heat pumps with minimum HSPF and SEER levels of 10 and 20, respectively.... Read more

We've updated the Salesforce BIT Community domain from "https://southfacecommunities.force.com/BITBuilding/s/" to "https://www.bitbuilding.org/s/" and there are a few links on BITuser that point back to the community that need updating.

Welcome to the quiz portion of 20 Ways to Advance Sustainability in the Next Four Years!

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


Identify the challenges to green building during a time of environmental urgency and political unrest, and find opportunity in these challenges.

... Read more

I'm definitely slow on the draw here, but happy to be congratulating you, Allen! What a great recognition of your work as a firm! And I love that the story about it highlights the firm's diversity.

Also worth noting--just 'cause no one here has said it yet--how cool it is that Ed Mazria won the Gold Medal this, and that AIA updated it's... 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

Hi everyone,

Remember the thread on here from last fall that “broke the internet?” We have some progress to share and a chance for members to re-engage. A core team has been meeting to compare project process diagrams and challenges. They will share examples from their firms, along with learnings and best practices, on Wednesday, March 6... Read more

Does anyone have a Passive House detailing resource recommendation? Something that is applicable to wood over podium and/or metal framing construction? I have the book below but looking for something more applicable.

Passive House Details: Solutions for High-Performance Design 1st Edition

by Donald B. Corner (Author), Jan C.... Read more

Anne Hicks Harney, FAIA, has more than 30 years of experience, focusing on high-quality design imbued with a solid technical and sustainable foundation. At Long Green Specs, she provides sustainability-focused construction specifications and building material expertise to architectural firms across the country. She was chair of the AIA... Read more

Green gurus!

We're getting some interest from clients abroad on two specific materials which we don't have experience with here in the U.S.:

1) Cross Laminated Timber (CLT)

and/or 

2) CarbonCure concrete

Anyone willing to share lessons learned on these material either here in the forum or offline? Or point me... Read more

I can see from the threads that there are at least a few Passive House advocates in this group - I'm wondering about the PHIUS training and certification. Can any who have done it offer an opinion? Is it valuable? Residentially focused? Would it apply to someone in a larger commercial practice? It's an investment of time and $, so I really want... Read more

Hi all-

We are dabbling in developing an official research component of our firm. We have collaborated with a class at a local university and are looking for ways to take our research to a higher level. I'm curious how some of the other firms doing design or building technology research approach the process. For instance, do you have a... Read more

Looking for 2-more flushometer style dual-flush flush valves to put in a public project spec alongside sloan uppercut and cannot seem to  find any.  Does anyone have any that they have used?

Thanks in advance!

The sheer number of building product certifications and labels is overwhelming, and even those experienced with green labels can get exhausted trying to figure out which are relevant and which aren’t.

The confusion in the market over green labels can complicate efforts of both manufacturers and design professionals... Read more

Hello SCL, 

I have a slightly different ask than my usual Contractor's Commitment announcements.

Our newest writer, Elizabeth Waters, and I are researching for a BG article about construction emissions and jobsite carbon for BuildingGreen.com

In particular, we are trying to research how much of a building’s lifetime carbon... Read more

As part of my goal to increase staff education frequency, I'd like to introduce some training and certificate programs into the mix. I wonder what programs others have recommended to staff? Not just attending conferences (low accountability) or CEUs, but things like the Parsons Healthy Materials Certificate, or Phius/PHN passive house... Read more

Hi All,

After this long winter, who is up for some fierce creativity and friendly competition in your own offices or between your companies?  What do you think of a location agnostic, virtual, Sustainability Scavenger Hunt from Earth Day to Mother's (earth) Day?

We've done the hard work for you. Join in on the fun and save your... Read more