Hey everyone, HNY!

I'm looking for help in vetting the sustainability cred of uPVC polymer window systems, specifically as an altnerative to traditional PVC vinyl frames. We recenly had a presentation from Intus Windows, who claim that their uPVC frame systems have a low-toxicity profile and excels in performance for thermal efficiency,... Read more

Prefabricated, or modular, buildings can provide environmental advantages over conventionally constructed buildings. They are built in factories where manufacturing and cost can be tightly controlled, so materials are kept out of the elements, there is less waste, and thermal properties and air sealing can be enhanced. There are also fewer... Read more

Hi all,

We are hiring for a Sustainability manager position in Northern California. Webcor is a GC firm, headquartered in SF with offices in Los Angeles, San Diego and San Jose.

This is a flagship opportunity to align with a large tech clients innovative sustainability goal in downtown San Jose, and act as the sustainability... Read more

Pierce Quéry, Roving Reporter

Good Morning,  I have so enjoyed reading everyone’s personal introductions.  I am happy to be a part of this group and look forward to working together to create transformation of an industry that is sometimes slow to move.  My name is Patty Lloyd and I am the Sustainability Manager at Leopardo Companies, a Chicagoland area General Contractor... Read more

Hi, and welcome to the Sustainable MEP Leaders Peer Network! 

This online forum is one of the ways we can stay connected and support each other as we collaborate to help MEP design achieve its highest potential as an element of sustainable and regenerative buildings. Please introduce yourself with a little about where you work, what you'... Read more

HI All,

I have been tasked with putting together a cost comparison of doing a LEED v4 Gold building vs. making that same building Passive House. Obviously they are two different systems, with two different outcomes, and it's not really intended as a total apples to apples cost comparison, but more a value comparison for a developer.... Read more

Welcome to the quiz portion of Essential Playbook to Managing LEED Construction.

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


1.  Understand the transition from LEED BD+C or ID+C v4 to LEED v4.1, especially in regard to material-related credits.

2. Discern how to properly... 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

Greetings Gurus!
Please sign up and spread the word (even if you can't attend, sign up and get follow up info!)

This is one of a series of Hackathons to crowdsource alternative design details that are intentionally meant for disassembly! The outputs are meant for public consumption so that anyone who doesn't have time (that's... Read more

I'm definitely slow on the draw here, but happy to be congratulating you, Allen! What a great recognition of your work as a firm! And I love that the story about it highlights the firm's diversity.

Also worth noting--just 'cause no one here has said it yet--how cool it is that Ed Mazria won the Gold Medal this, and that AIA updated it's... 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?

Welcome to the quiz portion of Can We Replace Foam Insulation?

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


1. List four ways in which foam is environmentally problematic and provide four examples of foam replacements.
2. Discuss the industry's relationship with foam... Read more

Does anyone have a spreadsheet or chart that compares the new Fitwel v2.1 with Fitwel v2.0 ?

I can't seem to find such a thing on the Fitwel website.

I am trying to determine which version-route to take on our "Workplace" project.

Or do you have experience in this that you can relay?

Thanks.

Practitioners interested in reducing the embodied carbon of buildings are likely now used to considering the impact of different materials, like mass timber or low-carbon concrete. Low-carbon construction, however, may be less familiar. 

Contractors are just... Read more