Please mark your calendars to join BuildingGreen and HKS for the 2018 Pre-Greenbuild SDL Show & Tell on Tuesday, Nov. 13th, 2018 from 7pm - 9:30pm at HKS, 125 S Clark Street, Chicago, IL

We will be sending out a registration link next week. Space is limited. 

Thanks to Rand Ekman and all those at HKS for opening their doors... Read more

Fluid-applied flooring (FAF), or resinous flooring, is made from various hazardous chemicals that can be released into the building, especially during application.

BuildingGreen-Approved Flooring

BuildingGreen selects FAF that meets CARB emissions standards AND either contains recycled content or offers other positive... Read more

Looking for 2-more flushometer style dual-flush flush valves to put in a public project spec alongside sloan uppercut and cannot seem to  find any.  Does anyone have any that they have used?

Thanks in advance!

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

Hi everyone,

Have your projects explored, pursued, or successfully achieved the domestic content bonus for PV systems within the Inflation Reduction Act (IRA) Investment Tax Credit? I have a project that is considering adding the IRA domestic content requirements and we are trying to understand the nuances and potential challenges (cost... Read more

What is the status of the roof insulation market regarding non-halogen containing polyiso boards? I know GAF and Atlas still have them. I thought JM had them as well, but seems to have taken them off the menu. Are there performance issues?

You're invited to join your colleagues in an SCL Whole Group Web Meeting on Contractors’ Commitment May 28th, 2019 1:00 PM PST / 4:00 PM EST!!

Web meeting focused on an update with the contractors' commitment work. This is an SCL whole group call led by Kena David.

Join the meeting on Zoom: https://zoom.us/j/972367514  

... Read more

I am looking for a healthy and safe mold preventative product to use on wood construction to prevent mold growth as this full wood building (truss, framing, exterior sheathing) will be exposed to moisture via the elements until the roof gets put on in earlywinter.

Please share your feedback, thus far we have found what looks like a lot... 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

We have a project that is looking for plaster/stucco/textured wall products that are sustainable, or “more sustainable.”

I know these products exist, but I haven’t had to spec or work with any, so I’m reaching out.

The project is in MA, so I'm also soliciting recommendations for products and/or companies who are experienced using... Read more

Hi all-

We are dabbling in developing an official research component of our firm. We have collaborated with a class at a local university and are looking for ways to take our research to a higher level. I'm curious how some of the other firms doing design or building technology research approach the process. For instance, do you have a... Read more

Hi everyone,

Will you be attending the Living Future 2023 conference, or do you live near the DC area?

If so, you’re invited to join us for an informal meetup!

When: Wednesday May 3, 2023, 7:30-9pm ET

Where: SmithGroup, 1700 New York Avenue, NW, Suite 100, Washington DC

If you plan on coming, please be sure to... Read more

Hello all,

We are looking at ways we can use our specs to reduce toxicity in projects and one step towards that goal may be to require RoHS compliant lighting, switches, alarms, meters, etc., as required by the Small Electrical Components exception in the Living Building Challenge. Based on LBC projects I have been involved with, it... Read more

Welcome to the quiz portion of The Hidden Science of High-Performance Building Assemblies.

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


1. Define hygrothermal pressure and explain what it requires of water, air, and thermal barriers in high-performance assemblies.
2. Explain... Read more

Can anyone point me to a (dream?) resource listing effective R-values of various wall assemblies?  We are trying to find a cost-effective R-40 wall assembly for a one and two story public middle school targeting net zero energy in Oregon.  Referencing Seonhee's "thermal bridging" thread in late April, I used Therm's native drawing feature, but... Read more