Hi All,

USGBC MA is doing a study on the cost of net zero energy buildings in MA.  I’m wondering if you all have any data to share on plug loads in ZNE projects. I’m looking for single family res, 2-4 unit residential, +/- 60 unit residential, 10-12 story office, and k-12.  The engineers have presented initial results and their... Read more

We just heard from one of our more progressive clients that they are pulling Mohawk from their shelves and are no longer allowing it on their projects. Apparently there are some chemical ingredients they objected to, but more importantly the manufacturer "lied" to the client about the content. Does anyone have an idea what this might be about?... Read more

Water treatment systems often rely on harsh chemicals to treat bacteria, and on high water use from drawdown of water to reduce build-up of concentrates—a process called blowdown.

BuildingGreen-Approved Water Treatment

BuildingGreen approves systems that:

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 Green Gurus,

We have an exciting cross-network opportunity coming up next week! Members of the SDL (Design Leaders) and SCL (Construction Leaders) networks will share about their experience at the recent SDL/SCL Summits. We will also preview the Reports for each Summit, and share some news about other events coming up this year.... Read more

SDLers,

Great to see many of you at Greenbuild! It was nice to have the opportunity to remind everyone how our collective energy continues to make a real difference with the HPD, born at a summit 13 years ago after being nurtured through a BuildingGreen-HBN collaboration (see my HPD is a Teenager presentation).

To be able to... Read more

I am looking for a Mechanical Engineering firm in New York state who works in mid-sized commercial (ideally hospitality or multifamily experience) and who has experience with geothermal GSHP systems.

In trying to help a client write a case study on avoided carbon by using slag and flyash, I am having trouble finding a one for one equivalency that can be verified.

I have found for one pound of flyash, one pound of carbon is saved - but I can't verify that.

Appreciate the feedback!

Has anyone vetted through all the Epoxy and Resin-based flooring systems to see which flooring application is "healthier"?

Below is a preapproved list from our local health department:
• Tera Lite • Stonhard Stonclad, Stonclad Ut, Stonshield Hri • Sunbelt 110 • Everlast • Westcoat Epoxy Mortar, Slurry, Or Double Broadcast • Dex-O-... Read more

Has anyone done a LEED Homes and a NGBS certification and have insight into the differences, challenges, etc between the two?

Mark your calendars Sustainable MEP Leaders!!
Here are the details to save the date for the 2020 MEP Summit:

Date: June 9th and 10th, 2020
Location: Stantec Office in Denver, CO
Schedule Outline: Tues. 9th beginning with Lunch at Noon, ending Wed. about 3pm

Gather and learn from your peers! Share your challenges... Read more

Join your peers and BuildingGreen February 22–26, 2021 for an all you can eat buffet week of networking, problem solving, and connecting with sustainability leaders within your industry and across the Peer Networks! During this week we will create a space for you to offer and receive support, exchange ideas and resources, and become stronger,... Read more

Amal June Polt

CEUs are available for reading all the building-envelope product guides and primer. Click here to learn more and take the quiz.

Noise disrupts work, learning, and healing and can create stress and discomfort.

BuildingGreen-Approved Acoustic Insulation

We look for products with:

Welcome to the quiz portion of The Cost of Comfort: Climate Change and Refrigerants!

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


Explain how refrigerants work, the energy challenges they present for design teams, and the opportunities for efficiency and building performance.

... Read more