Friends,

We put a lot of effort into air tightness design, detailing, and construction administration, often including 6-sided mockup and parital or whole-building blower-door testing.  For commercial buildings, these tests measure air leakage in cfm/sf at 1.57 psf (75pa).  

I came across this research paper several years ago, but... Read more

Furnaces heat air that is then distributed through ducting and warm-air registers.

Approved by BuildingGreen

Products approved by BuildingGreen include the highest-efficiency, sealed-combustion furnaces and high-efficiency wood or multi-fuel furnaces. A multi-fuel furnace uses several sources of energy such as wood, wood-pellets,... Read more

Welcome to the quiz portion of The Sound of Sustainability: Acoustics in High-Performance Design!

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


Describe how increased acoustic performance benefits indoor environmental quality (IEQ).

Recount the negative impacts of poor acoustic... Read more

Colleagues, 

Have any of you had the opportunity to implement the Tesla solar product? We're in learning more about the product, its track record, any concerns we might need to know about. Would love to hear! Thanks. 

Hi all,

I have asked a few of you in this list, but thought I might expand the question to the wide group.

To ensure that your firm will be able to collect post-occupancy energy data from your completed projects, have any of you included language about sharing energy data during operations in an owner agreement/contract? We have... Read more

Is LEED Online mind-numbingly slow today for anyone else? Or is it just me? I may give up and try again tomorrow. Frustrating as I was hoping to submit a final review today. :(

Hi all,

I'm wondering if you all have had a meetup at NESEA's Building Energy Boston conference before? Is anyone interested in meeting up this year? I'm open to ideas! If you give me your email address I can attempt to organize an informal meet up on one of the conference days.

For those of you not in the NE part of the country,... Read more

We have a client who is asking us to design a roughly 10 ksf Wellness Center for PHIUS 2021 certification.  The program includes several high density assembly type spaces - roughly 300 person peak occupant load for the building.  The Criteria Calculator that the architect showed us puts the building peak cooling load at 4 BTUH/sf (3000 sf/ton... Read more

Hello all, 

Wondering if anyone has experience with lead limits in electrical cable and wiring? 

LEED for Healthcare allows a limit of 300 ppm of lead in electrical wire and cabling - my search for compliant products has been all dead ends. (MRc PBT Source Reduction - lead, cadmium, and copper)

Acceptable regulations for... Read more

We talked about products in Eastern region and Western region groups. 

Guiding questions:

Better Product Choices On Every Project: How To Get There?

How do firms organize and communicate information on materials? Is it office wide or on select projects?

What do designers and project managers need to know? How... Read more

Hello fellow sustainable design leaders! I am about to kick off an intensive effort here at EHDD to refine our internal standards for materials. We will be considering both GWP as well as the health of materials (avoiding harmful chemicals). In addition to setting the standards, I will be working to develop a process to vet materials before... Read more

THIS WEBINAR PURCHASE AND REGISTRATION IS CLOSED.

Katrina Amaral
Timberdoodle Farm

Jacob Dunn
ZGF

Steve Rigdon
Yakama Forest Products

Jennifer Shakun
New England Forestry... Read more

Hi All,

Elkus Manfredi Architects in Boston is looking to fill a few positions -if you know of anyone looking in the Boston area, plesae let me know or send them my way. Kfritsch@elkus-manfredi.com

Specifically looking for an entry-level person with specialized expertise in parametric modeling, conceptual energy modeling and... Read more

The NYC SDL Group met to discuss the recent SDL Summit Report. The North Star tenant "About the well being of all species" spurred discussion of an example of building's impact on other species: bird collisions. Links to some resources to address this issue are below. Feel free to ask me and/or Stefan Knust about it. We would be more than happy... Read more

Hi folks,

We often hear from you with a suggestion of someone who would be great for the network, and a question about how to refer them. We've now made that easy, with three steps laid out in an Outreach Toolkit that's posted in the left margin of the Member Directory.

So, if you're thinking of someone to invite or come across... Read more