P. U. L. Antelo, M.A.

Hi Folks,

I mentor startups in the clean tech space and there are a number of cool new things coming to market. I am looking to gather names of interested people who want to get the opportunity to take a look at these cool new things and give some feedback and even - if stars align - pilot and test some of these new technologies (given... 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!

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

Hi Advising Leaders!

Lets get this forum going by introducing ourselves (yes, I know we mostly know each other, but just to be sure). And sharing what's most exciting and/or bugging us these days. Oh, and if you haven't already, please fill out your BG.com profile with a picture and bio. 

I'll start. I'm Nadav, president at... 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

At the recent All Networks Workshop in Seattle, I listened with interest to some conversation about including sustainability goals, KPI's, critical materials lists, and other related topics on a G-sheet in the drawing set.  This is something I had not previously considered, but would like to learn more about. 

If you work for a design... 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?

"The man with one watch knows what time it is; the man with two is never sure."   --Segal's Law

We recently purchased two indoor air quality meters in the $200-$300 range and find that they never agree, not even close. I would like to find out what other people's experiences have been, and if they have tested affordable models that... Read more

Welcome to the quiz portion of Why High-Performance Assemblies and Why Now? (recorded webcast)

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


1. Understand how water moves on and through buildings.
2. Describe the details of continuous air, water, and thermal barriers and... Read more

This is deep nerdy stuff, so don't say you haven't been warned.  ASHRAE has opened the first public review to its net zero standard (228).  Here's the blurb:

Standard Method for Evaluating Zero Net Energy and Zero Net Carbon Building Performance ASHRAE Standard 228-202x sets requirements for evaluating whether a building or group of... Read more

Hello everyone, Happy New Year! 

I wanted to send a quick note that we have an awesome group registered for the Sustainable Design Leaders Winter Summit 2020 and we still have a few open seats! This is taking place Jan. 29th - 31st, 2020 at The Lodge, Gulf Shores, AL with an exciting Pre-Summit Workshop happening that Wednesday. If you... Read more

Hi Everyone, 

As some of you know, I’ve been working on a new book, People, Planet, Design: A Practical Guide to Realizing Architecture's Potential and I’m happy to announce that it is finally available! 

This book grew out of a decade of thinking about how sustainability fits within architectural practice. It explores the reasons... Read more