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:

Hi folks, 

We all need some more fun and now that we are all breathing better - let's do it!

WHAT is the "Lighter Side of Green" (LSG) ?

You all are rockstars in the Green world, but what about your other talents? LSG is a show where we will highlight the artistic and comedic talents of our Green Building community!... Read more

Hi folks,

Oregon’s ZERO Coalition is looking for responses to the question below on local policy for electrification, and I thought tapping this group would be helpful.

Are you aware of any local governments outside of Oregon that are promoting or enforcing electrification?

Peeps, in case you haven't gotten the email blasts--the AIA wants YOU! Now is the time to throw your hat into the ring for volunteering on the following committees/groups: 

Who else missed Building Green’s annual April Fool’s issue?

Hey all,

I got plugged into this group about two weeks before GreenBuild and wasn't able to make it to the summit. I'm still catching up on all the work this group has been doing recently, but I know one of the big ticket items is the SCL Contractor Commitment. 

I've read through the commitment that was posted right before... Read more

I wanted to post a reminder for you all that the Sustainable Design Leaders Summit will be kicking off with a Pre-Summit workshop in Seattle July 31st, 9am - 3pm. If you are interested in joining your peers for this workshop, please see the registration link below. Also, if you know someone in the Seattle area that would be good to have in the... Read more

Greetings Green Gurus!

You've probably been hearing about the infrastructure package on the news... apparently things are heating up on this topic in Washington DC as they try to get the package sorted out before the August congressional recess. Because of this, both the USGBC and the AIA are mounting advocacy campaigns in this regard,... Read more

Whether you’re attending Greenbuild 2024 or live near the Philadelphia area, join us for BuildingGreen’s annual Greenbuild Show & Tell! The event will take place from 6:30-9:00 pm on Tuesday, November 12th at Jacobs, with the first hour for socializing and the 5-minute presentations starting at 7:30pm. Light refreshments and beverages will... Read more

THIS WEBINAR PURCHASE AND REGISTRATION IS CLOSED.

The webinar occurred on Wednesday, February 23rd at 2:00 eastern.

USGBC and IWBI are beginning to see eye to eye across a range of focus areas. Knowing how to leverage each in a mutually beneficial way is the key to driving... Read more

Hi All!

One of our project teams is looking for some references for solar panel installation around Silver Spring, MD / DC area. Does anyone have recommendations or references for commercial installers of solar panel systems? Feel free to email me directly!

Thanks, 

Yarden

We are looking to refine our general office specifications to weed out harmful materials and to prioritize sustainability for all of our clients. Have you had good experience with outsourced specification writers who are helping to push sustainability forward? Who do you recommend? Bonus points if they are familiar with Massachusetts codes and... Read more

Welcome to the quiz portion of Getting Flame Retardants Out of Foam Insulation.

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


1. Summarize why and how flame retardants are used in foam insulation.
2. Elucidate the case for taking the chemicals out of foam insulation.
3.... Read more

Hey, all. Two questions:

-How do we communicate to you LEED User content that needs to be pulled through to BIT-user pages? Are you all going to assess each BP page for potential articles/topics that will be linked?

-Regarding the forums- is there a way to notify program staff when a forum has an unanswered question? Hoping to... Read more

Board insulation has good thermal performance ranging from about R-4 to R-8 and is used as an integral part of a building envelope’s continuous insulation system.

Because board insulation is used on the building exterior, it is not always subject to the same material health and emissions requirements as batt insulation used inside the... Read more