I am the Sustainability Program Manager for Sellen Construction in Seattle, WA where we build healthcare, education, office buildings, museums, historical renovations, and unique structures like sculpture parks and the “spheres” that have been in the news lately.  My role blends environmental regulatory compliance, sustainability in field... Read more

We’ve reached the maximum capacity of our venue for the Show-and-Tell next Tuesday at Greenbuild in DC. We also have a full slate of great presentations lined up. Thank you, Perkins Eastman, for hosting!

RSVP is now closed—we're looking forward to a packed house and we won't be able to let folks in who are not on the list.

We can'... Read more

Hi SCL,

It's my first time posting in the SCL group, as a somewhat new member. I'm grateful for any input you can provide to me!

My company, Nibbi Brothers, is currently brainstorming how to roll out an EV incentive program to employees. We recently polled our staff to get a general idea of where they stood with EV in terms of... Read more

Hi all! During our Contractor’s Commitment call last week Amanda made a great point about sharing of waste data to gain some realistic, current metrics. Just like I assume many of you, we have both seen a decline in successful diversion these last few years and our companies’ overall percentages have taken a hit. In an effort to gain a full... Read more

We are working on a Core & Shell project with a developer that we work with frequently. I'm looking for advice on best approaches to achieving the Whole Building Life Cycle Assessment credit- we haven't used TALLY and done this type of analysis before. What are some approaches to achieving this credit that others have found successful? I... Read more

What’s the net present value of that extra insulation? Join us on Tuesday, June 25th at 2:00 pm Eastern for a Peer Networks webinar on “Balancing Embodied and Operating Carbon.” Bill Smarzewski and Jason Fierko of Ewing Cole have developed a method for combining energy modeling with embodied carbon data to determine the carbon “payback” of... Read more

Hello all,

Does anyone know of any Rebate Program for either induction cooking equipment or kitchen electrification (new or existing)? Looking for any local or state or even federal programs (outside of California) that incentivize designing/building/retrofitting towards an all electric kitchen for any program type (institutional, single... Read more

Opal Mao Mannella-Durante

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

Hi All,

The SMEPL's Embodied Carbon committee has been hard at work developing a letter that calls for MEP equipment vendors to increase material transparency in their products.  As a way of contacting the most widely-used vendors first, we're asking each of you to enter your "Top 3" specified vendors for each of the products listed in... Read more

We're now mid-way through Summer Summit season! One of the “good problem to have” challenges we’ve had at recent SDL Summits has been too many great five-minute presentations. It’s hard to find time for them all. This year, since we’ll be online anyway, we can get a jump on that by starting the five-minute presentations early in addition to... Read more

Hi all: I'm looking for experience, insight, or advice as it relates to ISO 14001. I know it is more popular internationally than in the US, and I am trying to ascertain if the the value-add is greater than the cost and effort. If your company is certified, or even if you have looked into it in any capacity, I would love to pick your brain.... Read more

SDL folks,

I wanted to make sure that you all saw that the call for presentations is open for AIA Houston’s Gulf Coast Green conference.  GCG is the leading sustainable design conference in the region and has historically had some great participation from this group.  The theme this year is Sustainability + Technology.  Details here:... Read more

Sheathing should be designed for durability, but some sheathing materials can be toxic or may contribute to moisture issues inside the building envelope.

BuildingGreen-Approved Sheathing

Sheathing approved by BuildingGreen contains recycled content, rapidly renewable materials, or otherwise provides exceptional performance, such... Read more

Welcome to the quiz portion of Designing Natural Ventilation.

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


1. Explain how natural venting and cooling potentials are realized in buildings.
2. Show how natural ventilation and passive cooling strategies can amount to increased... Read more