Replacing windows is expensive and comes with high impacts, but simple films can improve performance.

BuildingGreen-Approved Films

BuildingGreen approves three types of window films:

Energy... Read more

Welcome to the quiz portion of Finding Furniture Without Toxic Flame Retardants.

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


1. Explain why avoiding toxic flame retardants is important.
2. Explain how we were swindled into dosing our buildings and our bodies with flame... Read more

Hi Everyone -

I just received this note from Don Horn at the GSA (Deputy Director, Office of Federal High-Performance Buildings):

"Here's another installment of our work to reduce emissions through GSA's actions. GSA issued a press release this morning announcing our new standards for low carbon concrete and environmentally... Read more

Facilitating Engagement and Collaboration in Virtual Meetings (or, Avoiding a Goat Rodeo with Many Awkward Silences*)

If you weren't already sitting in virtual meetings every day... We all are now. So how do we facilitate an online meeting in which everyone is focused, engaged, heard, collaborating and problem-solving in an efficient,... Read more

Received answers from below questions from NIST Andy Persily

1. Is there a preferred bookends range of CO2 for both “optimal” energy and human performances?

Andy: No

2.Is the ASHRAE ventilation of 1000-1200 ppm average, probably not based on performance, suggesting current ventilation rate is sub-optimal with cognitive... Read more

Hi folks, 

SERA is pursing WELL certification on our new office headquarters in Portland. We'd like to pursue their innovation credits on carbon disclosures and reductions since there are great synergies with our LBC and Zero Carbon certification pursuits. We’re finding the WELL requirements for carbon disclosures to be quite different... Read more

Hello friends,

Recently, as part of the AIA 2030 working group discussion – a topic came to light that was a conversation among (I believe) the SDL subset of our community, on a topic that is my personal obsession and daily focus – so I wanted to pipe up and share thoughts. BUT I want to respect the safe space, so if those of you in SDL... Read more

Hi all,

I'm trying to figure out how to use this CLF MEP calculator tool that is downloadable from the CLF website. Please see screenshot attached - does anybody know what they are asking for as an input?

"Custom quantities input: The user can enter custom quantities on this tab and produce numerical results. For data input fill '... Read more

Dear SD Leaders: I'm writing to make sure that you've seen a letter that has been circulating protesting the ‘pro-asbestos’ rule change the EPA is considering.  The letter is soliciting firm signatures/owners (as opposed to individuals).  I encourage you to sign and/or get your firm to sign ASAP. 

Please forward as well to any firm from... Read more

Everyone agreed during last Friday's meeting that we want to call the site BITuser. The question, however, is what domain name should be used.

Whatever domain name is chosen, it will redirect to the actual site URL -- https://bituser.buildinggreen.com (similar to how LEEDuser.com redirects to https://leeduser.buildinggreen.com).

... Read more

Hi everyone,

It was so wonderful to meet some of you last month and experience the whirlwind of a summit! I hope you've enjoyed looking over the Summit Report and the flip chart notes, and they've helped bring some order to the vast amount of material we covered. Here's one more piece for you - slides from the 5-minute presentations.... Read more

Hello everyone,

Over the past couple of years the Climate Smart Wood Group has met monthly to discuss all things related to the use of timber in building design and construction.  From forestry practices, to supply chain and sourcing information, to design experiences and examples, the group has operated as an open forum for advancing... Read more

Has anyone found/used a non-PVC peel-and-stick countertop film?  Working with a client on a corporate renovation, and while we've been able to find a non-PVC product for the kitchen cabinets, I can't seem to find one that works for horizontal surfaces.  And they're looking for a cost-effective and quick-turnaround solution so don't want to... Read more

Welcome to the quiz portion of Doing Daylighting Right.

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


1. Explain occupants' needs and habits when it comes to daylighting.
2. Recognize at least three recent mistakes in daylighting design and their respective alternatives going... Read more

Does anyone have a draft copy of the ASHRAE 209P standard? It has not been finalized? See an overview of it here from IBPSA 2016 summer meeting.

The 209 committee plans to release it for a 3rd public review and hopes to finalize it in late winter or early spring. I'm just trying to track down one of the earlier verisons of the document... Read more