Air movement keeps occupants comfortable when it's warm, so cooling setpoints can be higher, and natural ventilation is a viable option even at higher temps and humidity.

BuildingGreen-Approved Ceiling Fans

BuildingGreen approves Energy Star-certified ceiling fans with ECMs—motors using electronic commutators.

Energy and... Read more

Know any awesome sustainability leaders within GC or CM firms? They can be at mid-sized or large construction companies—any firm in the ENR top 400 qualifies for sure, others might need some vetting. The key is people who have sustainability as the focus of how they spend their time--either formally by title or otherwise. 

We want to... Read more

Hi! Over the last 10 years, the firm where I work in Boston has predominately designed housing & senior living projects in the the Boston Metro region, with the occassional project in NH, CT, RI, and NY. We have built projects as far south at DC, but never designed anything to my knowledge in California in our 55 years of operation. A... Read more

Hi Everyone! 

I am building our internal/firm resources around sustainable design, and creating our post-occupancy evaluations is one of those resources. Does anyone have references or resources they'd recommend me to look into for post-occupancy evaluations? So far I am considering a few evalutation types: building user input, building... Read more

Hello All,
Checking in on experience with Armstrong's Tectum E-N with NEOPOR Graphite polysytrene GPS rigid foam insulation core in roof panels for exposed structure?
BASF says that NEOPOR uses up to 30% less material than other rigid foam; it is greenguard gold cerified. 

Interesting that the NEOPOR increases in R-value as... Read more

Hey Gurus:

I have a client who is interested in reporting to their superiors on the status on energy codes in different states across the US. They are hoping to find some kind of summary that might show relative costs for HVAC systems under the various energy codes in effect across states. They are also interested in data that is... Read more

For those of you who are close to CLT and mass timber, has the jump in US wood price also impacted the pricing of CLT on your projects, or viability of CLT compared to the cost of steel or concrete frame buildings?  

If anyone has price data comparing CLT today to pre-Covid pricing or any metric that would describe the percentage change... Read more

Does anyone have any research studies they could share on the effect of construction/renovation noise and activity on employee productivity?  I'm trying to make a case for the measurable negative impacts of having ongoing renovation construction activity in an office environment.  Thanks!

Welcome to the quiz portion of Choosing Insulation: High-Performance Foundation & Basement Assemblies – Unit 2.

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


1. Explain the insulating performance and durability of different insulation materials.
2. Provide examples of... Read more

Our Sustainable Construction Leaders peer network famously developed the Contractor's Commitment.

Famous because it is the industry's only agreed-upon framework for systematically addressing the environmental and social impacts of construction activity.

Famous because it now has 27 signatories, collectively accounting for $49... Read more

Both Z Smith and Lois Vitt Sale have been notified that they have been elected to the College of Fellows of the AIA, class of 2018.

Please join me in congratulating Z and Lois, and post here if you know of others who can now carry the FAIA label.

Well done guys!

We have an environmentally-minded client who asked us to look into an alternative to the blue adhesive film that is typically used to seal uninstalled ducts for IAQ purposes. From a human health and waste perspective, they were hoping to find something that was both plastic-free and reusable. Has anyone tried out other options? I thought it was... Read more

Hello Community!

For questions, please email Jerelyn Wilson directly

...for all the folks on the west coast.

It’s smokey out there. For anyone looking for a cheap and relatively effective way to clean your indoor air, here is an article on a DIY box fan filters. 

https://www.texairfilters.com/a-variation-on-the-box-fan-with-merv-13-filter-air-cleaner/

This PSA is from our friends at NEEA (... Read more

Little things make a big difference in MEP systems. Pumps, fans, ducts, and dampers are at the heart of performance.

BuildingGreen-Approved HVAC Accessories

We approve the best-in-class products in each category, including: