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

You’ve probably heard that wood products are carbon neutral. You might also have heard that timber harvesting causes immense carbon emissions.

Which is it?

Could it be both?

Hi folks,

We're kicking off a new way for us to collaborate as a network: monthly web-based conference calls. The first one will be on Friday, Nov 15 at 1:00 eastern time. The topic will be "Sustainability and the Small Firm: Practices in Transition" -- which is the name of the proposal James has submitted (and gotten first-round... Read more

A couple questions for this group. I know we're having a Green Commons meeting on this next week. But can anyone comment on the following questions?

-Have you or your firm split the benefit of the 179D with a client? Is this typical?

-Is prevailing wage a requirement for all 179D benefit, or does it follow the same lines as... Read more

Welcome to the quiz portion of Designing for the Next Century's Weather

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


1. Understand how to adjust building designs to rising temperatures and humidity.
2. Recognize how climate-responsive buildings may not respond as expected in... Read more

Hello friends,

Anyone who will be attending NESEA's BuildingEnergy Boston conference next week is invited to an informal Green Gurus meetup! Stop by the Built Environment Plus booth (#4 on the map) at 6pm Monday (during the second half of the trade show reception) to say hi to some fellow Sustainability Leaders. SDL member Keihly Moore... Read more

Hi Gurus,

LMN is embarking on a 17-part series to explore a more comprehensive carbon metric via summaries of various topics with lots of link. This dovetails with many other efforts in the industry and will reference all the best stuff that we are aware of...such as MEP 2040, SE 2050, CLF stuff, Epic tool, CARE tool, Arch 2030... Read more

Hi All -

I am looking for recommendations for a car charging station for a Catholic convent project we are working on. At this time, the client has requested either 2 charging stations or one station that can charge 2 vehicles. I've been researching chargers and am thinking that it does make sense to specify a commercial-grade charging... Read more

Hi Fellow SDLers: Just wanted to make sure everyone saw the terrific initiatives that the White House announced last week:

https://www.whitehouse.gov/ceq/news-updates/2021/05/17/fact-sheet-biden-administration-accelerates-efforts-to-create-jobs-making-american-buildings-more-affordable-cleaner-and-resilient/

Maybe some impact from... Read more

Does anyone know about temporary flushout equipment that could be used to augment a building's systems to get additional CFM of OA during construction?  For our non-laboratory type projects the flushout period ends up being too long, especially in either humid summers or frigid winters (Pennsylvania).

Hoping that some of you on either... Read more

Was anyone else surprised to see ASHRAE 228-2023 using eGRID Subregions for both the Regional Electricity Source Energy Conversion Factor and Regional Electricity Greenhouse Gas Emission Factors? In the past I have used eGRID sub-regions but also State and local utility conversion factors depending on what energy or operational carbon story I... Read more

Just highlighting a tool from Circular Ecology (the group that brings you the Inventory of Carbon and Energy data) for measuring Scope 1 and 2

https://circularecology.com/organisational-carbon-footprint-tool.html

Hi Gang, 

We are looking to implement the contractor commitment and are running into COVID-19 protocol barriers when looking at the Jobsite Wellness category specific to the soap as well as the food storage/eating areas on site. Anyone else run into this issue? 

-Kena