Championing the
Changemakers

Hi all,

We are about to start a affordable housing passive house project in Boston and in a few presentations I've seen great signs that builders use to try to get the point across to subs as to how important air sealing is. Some are even quite funny! The builder we are working with does not have a sign like this, but is open to ideas.... Read more

Apologize in advance if this has been posted before but we are trying to get manufacturers of stage curtains to give documentation that proves that the product does not have halogenated fire retardants. Manufacturers say they don't have them or concentrations are limited to 100ppm but they don't seem to have documentation to provide for it.... Read more

I know there are a few of us WELL Performamce Testing Agents / Organizations represented in this group. In the wake of technology talks on this weeks update calls from IWBI, I'm wondering if anyone would be interested in a best practices and equipment small group discussion within the safe space of Green Gurus? Let me know! 

Hi all!

NESEA's BuildingEnergy Boston is happening March 28-29 at the Westin in Boston's Seaport. Would anyone like to meet up there? There are a few happy hour-like events we could meet at in the Trade show space or I'm open to other ideas! Let me know if you're interested. Here is more info: https://nesea.org/conference/buildingenergy-... Read more

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:

Welcome to the quiz portion of Existing Buildings Are Architecture’s Future!

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


Hi Shane and Dennis,

What return address should we use for BIT User forum notification emails?  Ben suggests something like no-reply@bit-user.org but whatever you like is fine.

Once you decide, please let us know who controls the domain name (e.g. bit-user.org or bitbuilding.org).  Ben will send them instructions for editing the... Read more

Hey there, SMEPLs:

Just a reminder that we are on the menu for the next in the Green Gurus Coffee Talk series. 

Please use this link to register

All the SMEPLs are invited to join in the conversation where we talk about things that rumble, squeal, gurgle and spark to our peers in the Design, Construction and Advisory peer... Read more

The EC3 Tool has come up quite a few times in the Green Guru's conversations.  We're hosting an online review with Stacy Smedley and Mark Chen from Skanska.

Wednesday September 29th at 3pm PST

The tickets are free and this will be a Teams meeting.

https://www.eventbrite.com/e/using-the-ec3-tool-the-why-and-how-tickets-...... Read more

Ali Flynn and Alejandra Arce Gomez are planning a breakout meeting for the Waste Managment Group for all interested. 

Please fill out the doodle poll below so that we can find a good time:

https://doodle.com/poll/qxd4zxrw9xzrxwc6

Ali and Alejandra have drafted an updated version of the Commitment for Waste (attached) after... 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

Has anyone seen a comparison between IECC 2021 and previous versions of the energy code, including ASHRAE 2010? I'm curious how far ahead code buildings are relative to LEED v4.0, and how much the latest IECC raises the bar relative to the previous. I did a quick search for the LBNL and other studies that look at this, but didn't see anything... Read more

I had a client ask recently if there is a 'better' global social justice tool than ILFI's JUST for use outside the U.S. 

Personally, I'd look to WELLv2 feature C12 - Organizational Transparency for other options... but personally have very limited knowledge of options c-e.

Do folks have an opinion on if any of these prograams are... Read more

Re: 310 CMR 78.00: Ban of Covered Products Containing Certain Flame Retardants. This law took effect as of April 01, 2021, and is enforced by Mass DEP. 

Quick Summary: Law bans 11 types of chemical flame retardants from... Read more

Welcome to the quiz portion of Fundamentals of High-Performance Building Assemblies.

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


1. Recall how the acronym ENDURE speaks to the unifying aspect of high-performance buildings.
2. Describe how to apply the principles of high-... Read more