Ventilation is essential for indoor air quality, but it can bring very hot or very cold outdoor air into conditioned space.

BuildingGreen-Approved ERVs

Heat-recovery ventilators (HRVs) and energy-recovery ventilators (ERVs) can save energy by capturing nearly all of the heat in the air being exchanged. BuildingGreen approves:... Read more

We have all these resources out here in the ether but it’s so hard to pull them into one spot! I was asked, last minute to join a client call today to help convince both the client (affordable housing developer) and the mechanical engineers to "stick with" a commitment to 100% electric design that was publicly stated when the competition was... Read more

Hello there, 

I am working on a project with indoor plants and active green walls. I would like to design lights for growing plants and people at the same time (which seems to be a non-obvious problem). 
 

I was thinking of Philips, GE, Shneider Lighting, etc. Would you recommend someone I could talk to and eventually engage... Read more

Welcome to the quiz portion of Passive Solar Heating.

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


1. Explain the three classic approaches to passive solar.
2. Understand the relevance of passive solar today.
3. Describe some key elements of passive solar design.
... 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:

Auto-quiz used for CEUs for attendees of the 2023 SCL Fall Summit.

Hey group,

I'm part of the contractor team on a large commercial project pursuing LBC v3.1 Petal Certification, with one of those petals being materials. This requires the team to meet Imperative 10 Red List.

The ownership group has taken the responsibility of red list vetting as a task of their own. The construction team is to... Read more

On LEEDuser we divide checklists into multiple project phases. Specifically:

How many of these phases are relevant for BIT best practices?

Note that we also... Read more

HI Green Gurus. Great news for those who signed the petition to WHO last summer, and even those who didn't. The World Health Organization’s (WHO) released on March 1, 2021 a Roadmap to improve and ensure good indoor ventilation in the context of COVID-19. This document provides practical advice on how to mitigate COVID-19 through airborne... Read more

HGA is seeking a Sustainable Materials Specialist to join our team! 

The role involves working with project teams to educate, research, and support decision-making related to sustainable materials and, in connection with sustainability experts across the firm, developing resources and tools to elevate HGA’s materials baseline.

The... Read more

Anne Hicks Harney, FAIA, has more than 30 years of experience, focusing on high-quality design imbued with a solid technical and sustainable foundation. At Long Green Specs, she provides sustainability-focused construction specifications and building material expertise to architectural firms across the country. She was chair of the AIA... Read more

Hi all,

Thanks again to those who presented at the AIA Show & Tell! Here are the slides for some of the fascinating presentations we saw. Please do not share the slides outside of the networks unless they are marked “PUBLIC.”

There may be more to come; if you presented but did not yet provide permission for your slides to be... Read more

The results from the "CogFx" study are compelling, showing that people in environments with low VOCs and low ambient CO2 levels score higher on tests of cognitive function.  Specifically, they show that providing 40cfm of outdoor air per (actual live) occupant results in significantly higher scores than even the "Enhanced Ventilation" scheme... Read more

Is your team ready to increase its sustainability knowledge? A team membership allows colleagues to work and learn collaboratively. We offer 10-person, 20-person, and 30-person team memberships. Make BuildingGreen your team's all-in-one... Read more

Now available on demand

As more and more architects, designers, contractors and owners demand transparency surrounding human health impacts in the built environment, manufacturers need short cuts and tools to meet the call of this demand.

This webinar is intended to educate manufacturers about the market demands for creating... Read more

Hello, Green Gurus!
It was lovely to see some familiar faces (and names) in this afternoon's webinar about Low Carbon Specs. A little personal info, but I have just recently returned from maternity leave, and plugging back in to this network of passionate sustainability professionals is one of the things that actually made me look forward... Read more

Hello all, 

Wondering if anyone has experience with lead limits in electrical cable and wiring? 

LEED for Healthcare allows a limit of 300 ppm of lead in electrical wire and cabling - my search for compliant products has been all dead ends. (MRc PBT Source Reduction - lead, cadmium, and copper)

Acceptable regulations for... Read more

Products recommended by BuildingGreen avoid potentially hazardous additives and binders and have high recycled content or offer superior energy performance.

Recommended cellulose insulations are derived from agricultural waste, offer superior moisture or air leakage performance, or impart lower indoor air quality concerns than other... Read more