We are working on a multi-family project in Hartford that is townhouse style so each unit has an exterior door. The client has requested electronic key fob hardware. Has anyone had experience with retrofitting a passive house door with electronic hardware or have they used a door that is already fitted with electronic hardware? 

We just had a planning call for the tour, and I’m more convinced than before that: a) we picked a great location for this year’s Winter Summit and b) you won’t want to miss this tour!

Alabama’s Gulf State Park got a big infusion of funds from the BP Oil Spill (that’s an interesting story in itself), and now has some amazing new... Read more

Hello everyone,

So sorry that some of you couldn't get onto the call on Tuesday! There was a bit of a problem with our Zoom links. I think we've figured it out, so we should be all set next time.

Here are the notes from the call. If you have any questions about something on there, please feel free to post them here and we'll try... Read more

A colleague just pointed out an article about M-Fire. Its a factory applied fire inhibitor for wood construction. It's GreenGuard Gold but I can't find any real information. Have any of you heard of this or have any idea what it actually is? https://www.bisnow.com/national/news/construction-development/this-new-tech-will-stop-fires-before-they... Read more

Glazing connects occupants to the outdoors, but with so many opportunities for air leakage, poor insulation, and thermal bridging, glazing is the primary weak link in building energy performance.

BuildingGreen approves glazing that offers strong energy performance properties for a variety of... Read more

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 Five Reasons to Be Optimistic About Solar Energy!

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


Describe three ways how PV decreases environmental impact while increasing sustainability and health measures for communities.

Discuss PV life-cycle... Read more

Meet the winners:

2024
2023
2022
2021

Concrete and other cementitious materials have both environmental advantages and disadvantages. As builders and designers, should we be looking for alternatives or embracing concrete over competing materials?

This special report takes a look at how these materials are made, presents the key environmental considerations relating to their... Read more

Does anyone know where one can locate weather files (EPW) that has predicted future data for climate change?

Thanks in advance.

Hey Green Gurus!

Exciting news—STO Building Group, the #3 green builder in the U.S., is hiring a Sustainability Analyst in Boston! We're looking for someone passionate about data, who thrives on purpose-driven work, and wants to join a team of experts who are just as passionate about sustainability as you are.

If you're a data... Read more

Hi Everyone, 

This is quite last minute (due tonight) but please see below for an opportunity to email comments to EPA supporting national building material reuse measurement/methodology. Submission is easy, just a short email supporting C&D/reuse and any other thoughts on what to include/exclude in material pathways for reuse beyond... Read more

Hi everyone,

I am writing to let you know about a change we are making here at BuildingGreen. We will be changing the name of this all-Peer Networks forum “Green Gurus” to “Green Commons.” 

We’ve made this decision after learning that using the term “guru” outside of its cultural context is appropriative. In an effort to center... Read more

They do, seriously.  They are fine people with tons of information, and without them, all of us Architects would be, well, out of luck.

So, we first want to say THANK YOU to all of our contractor friends who took part in our Contractor Coffee Talk on Tuesday. THAT WAS AWESOME!

We learned things like:

Hi: Great to see so many of you at AIA COTE Top Ten last week.  I'm forwarding the message below for those of you who know Marsha Maytum and can contribute to this important effort. Deadline is next Friday June 23rd!Thanks.

Mary Ann

Hello, friends,

During A'23, Je’Nen and I discussed our desire to send Marsha photos we have... Read more

Has anyone used a commercial heat pump water heater for a large protect?  I have found a few manufacturers for this technology, but want to make sure this is a viable and cost approach to electrical eliminate gas on a path to all electric.

Here is a fundamental question regarding measuring operational carbon emissions that I'm sure many of you can clarify for me:  Let's say you are considering design options and you want to know the relative contribution of GWP of adding an additional inch of continuous insulation to the building envelope.  The GWP from embodied carbon will... Read more

Hello Green Gurus,

Here is the information for our second Peer Networks Webinar this month, coming up next week: Better Products = Better Buildings (Low Carbon Specs). We hope you can join us!

Register HERE.

Better Products = Better Buildings (Low Carbon Specs)
Thursday, May 19, 2022
1 - 2pm ET (10 - 11am PT)... Read more