Ground- and water-source heat pumps move refrigerant or water through the ground or a body of water for use as a heat source (for indoor heating) or heat sink (for indoor cooling).

BuildingGreen-Approved Heat Pumps

BuildingGreen approves:

super-efficient commercial systems residential ground- and water-source heat pumps that... Read more

Hi. Happy Monday! Will BG create the BIT-user intro video found on the landing page? Do we partner on it, or should Southface plan to provide it? Thanks.

Welcome to the quiz portion of A Guide to Selecting Sustainable Textiles.

Learning Objectives

Upon completing this course, participants will be able to:


Recall at least three important considerations for choosing sustainable textiles. Explain the most significant life-cycle impacts of textile manufacturing. Use credible... Read more

ASHRAE 209 in all its glory has been uploaded. This will impact our architectural process, for better or worse, so we should embrace it and learn from it. The revised AIA Energy Modeling Design Guide (due out next year) has been timed to correspond roughly to 209 coming out and will include references to it. The first few energy modeling '... Read more

Team,

After talking to UL today, I thought it will be good for them to do a presentation on what they see in embodied energy/carbon road map of MEP equipment can be like.

Should we schedule them for a 30 minutes presentation in the next call?

Best,

LL

Hi all - I've heard from a few of you that you are interested in doing a book club or other internal education based on the Path to Zero Carbon. If you would like the word docs or pdfs of each of the 16 posts, let me konw and I'll send them to you.

I'd also like to know of those who are using it how it's going and what you're finding... Read more

Amal June Polt

If you have been wondering about the Contractor Commitment, we have an update for you!

Several weeks ago, the subgroup leaders and the Steering Committee members gathered to agree on a basic structure for the Commitment. The idea was to align the basic expectations around issues like how many tiers there would be, what would be disclosed... Read more

Please use this thread for you're actions / ideas for creating more sustainable job site construction office trailers.

I know that Pepper Construction led the way with a Net Zero Construction Jobsite Trailer. (Thanks Susan Heinking!)  Is this a one off?  Any lessons learned? Any one else pursing this?  Is pepper the first and only doing... Read more

Hello all,

My name is Stephen Messinger.  Thanks for including me in the group.  I am excited to get involved.  Glad to see some familiar and amazing names on this list.  

A little about me: I am born and raised in Massachusetts.  I live in Jamaica Plain (Boston) with my wife Lauren and two amazing daughters (Penelope, 4.... Read more

Dear Colleagues,

I proposed CarbonCure for a project and the structural engineer in the meeting was opposed to it. He later sent me detailed reasoning by email. I have not used this technology and would like to hear other more experienced opinions on the technology. The project we are working on is well integrated with climate, 99% sDA,... Read more

Hello Green Gurus,

Here are all the details about our two Peer Network events in Chicago on Tuesday, June 21st. If you'll be in town, we hope to see you!

From 1-5pm we'll have the Chicago/Midwest Region Mini-Summit, open to members of any of the five Peer Networks (Sustainability Consultants, Community Design Leaders, Contractors... Read more

EDITED LINK

Hello, below is a link to our newly uploaded research report, Embodied Carbon in Commercial Furniture. This new research report introduces a case study and some new baselines for measuring the carbon footprint of commercial furniture, to add to a growing body of work on this topic among our peers:
Embodied Carbon in... Read more

The BuildingGreen Guide to Thermal Insulation provides detailed guidance on insulation products and practices, including recommendations on what insulation to use and what to avoid. It's a treasure trove of information for architects and designers, builders, and anyone who is actively considering the impact of insulation on the quality of your... Read more

Anyone know what stages does CARE include? Does it include B1-5, C1-4 or D?

Thank you!