Does anyone have experience with Oknoplast PAVA windows that they would be willing to share?

HI All,

I have been tasked with putting together a cost comparison of doing a LEED v4 Gold building vs. making that same building Passive House. Obviously they are two different systems, with two different outcomes, and it's not really intended as a total apples to apples cost comparison, but more a value comparison for a developer.... Read more

Hi everyone,

Thanks so much to those who attended and shared at the Greenbuild 2024 Show & Tell! As always, we had a riveting lineup of presentations.

The slides for the presentations are below. We have permission from all of the following presenters to share the slides within Peer Networks-only spaces, but only the slides... Read more

Just had a contractor call who said they had a university client interested in using natural-gas-fed fuel cells as an alternative to grid power in some applications.  They were interested in an intermediate scale: 300kW.

Anyone with any experience with these devices? 

As the Communications Associate, Petra works closely with both the marketing and editorial teams at BuildingGreen. Whether it is creating posts on Instagram, analyzing metrics, editing feature articles or writing news briefs.

Petra has a background in journalism, digital marketing and social media. She has a BA in journalism and media... Read more

We apologize, but the heating fuel cost calculator is no longer on the BuildingGreen website.

Take a look at Efficiency Maine's heating fuel cost calculator instead.

Has anyone found an interior synthetic turf flooring with an emissions test? 

Old windows can be leaky and uncomfortable, but window replacements are expensive and resource-intensive.

BuildingGreen-Approved Interior Window Panels

BuildingGreen approves interior window panels with robust warranties that are designed to achieve improved thermal performance with both reduced... Read more

Welcome to the quiz portion of LEDs: The Future is Here.

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


1. Restate the energy efficiency and long service life of LEDs.
2. Describe basic LED components and how, when assembled, they perform differently than traditional light... Read more

Hi Everyone!

I'm Emily, GCI General Contractor's Sustainability Manager in San Francisco. Nice to meet you all.

I started with the company in 2013 and since then we've doubled in employees. I have been handling sustainability solo, until about 8 months ago, when we hired Alejandra Arce Gomez full-time to help manage the... Read more

Hi All,

FSC is working on some exciting new research to help further quantify the carbon impact of forestry management and they are looking for your feedback.  If you are interested in providing your voice or just staying informed of what is happening in this space, please see the details below and register to attend.

FSC Forest... Read more

For the fourth year in a row, we’re proud to release our sustainability survey findings, based on the real-world knowledge and experience of our clients and partners, to help determine how sustainability, resilience and wellness are perceived by the commercial real estate industry. We’ve compiled these survey results in our 2019 report, which... Read more

Hey Everyone! My firm is a part of the local Passive House group helping organize the local Humid Climate Conference on May 2nd - 3rd. I wanted to make a post in the chat for those interested to sign up.

The theme is "Barriers To Better Buildings" and it's going to be a really strong, humid climate focused conference. We've nearly got... Read more

Hi All! This is a question for NYC and surrounding area (but if its the right fit, could extend beyond)! 

Can anyone recommend a designer for healthy and sustainable furniture for an affordable housing development?  The spaces that need funiture are: a community facility, common spaces, and residential units (for formerly homeless). ... Read more

I know that there is a risk of starting a whole flurry of congrats through the forum, but this is a biggie, and deserves some recognition:

Congratulations Andrea and Melanie!! Huzzah!!

And a reminder--If you want to reach out to them privately, rather than through the forum, with your message, you can see anyone's email address by... Read more

Hi everyone -

I'm writing to conduct an informal (and unscientific) poll about the green certifications achieved by office spaces (main or branch) for Green Gurus firms. SERA is preparing to embark on the journey of finding, designing and inhabiting new office space, and we're interested to hear and learn from your experiences,... Read more

Hello! We are currently working on an LBC Petal project pursuing the Materials Petal. Does anyone know whether H1 lubricants are inherently Red List Free given they are food grade lubricants? We are trying to figure out whether NSF H1 registered lubricants need ingredient reporting or whether the NSF registration works similar to Delcare, RoHS... Read more