Hi all,

We have a newly constructed, core/shell project having some hot water issues in the core restrooms.

There is a 0.35 Toto lav installed throughout. The hot water heaters are adjacent on each floor, located in the janitor closets. We did the math, and there could be a gallon of water standing and cooling in the pipe between... Read more

How much will it cost to achieve LEED v4 certification?

“We’d love a green building, but can we afford it?”

“We’re required to be LEED Silver, but we’re not sure how to get there under the new rating system.”

“Sure, we’re interested in LEED, as long as it doesn’t cost extra.”

LEED v4 and cost uncertainty

With... Read more

Peter Yost (at https://building-wright.com/ )  is available to provide building science expertise, trainings, public speaking, building investigations, and more. Learn more

Hi all - I’m wondering if any of you have heard of or use the National Green Building Standard, which appears to be primarily for residential and mixed use: https://www.homeinnovation.com/green.

The NGBS Green certification program is based on the ICC-700 National Green Building Standard and supposedly is the program of choice for many... Read more

Good morning, All,

Just a bit of news this morning.  My family and I are moving back out west!  I am continuing in my current role with EwingCole, but will be doing so from Portland, Oregon.  Although North Carolina has a been a wonderful place for us for the past 13 years, it is time to be close to family in the northwest and southwest... Read more

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Hello all,

This month's SCDL call was full of great discussion! We decided this month that we are feeling good about where we are for the Task Force Agreement on defining social sustainabiltiy in our work. The aim is to work with this agreement for a while and see if it holds up as a process framework. There was also interest to invite... Read more

Greetings Gurus!! I'm super excited to invite you all to help each other :)

As many of you know, BuildingEase (a completely free tool!) has been born this year, the newest function we just launched is the Crowdsourcing function.

Crowdsourcing lets anyone contribute products to a public Material List (similar to an Outline Spec)... Read more

Hello SDL!

Has anyone set "Ecosystem Benefits/Service" targets for an individual project or for all their projects? I was previously against the idea of even measuring ecosystem benefits but I've had my mind changed in recent months!

Currently we want to set a target for every project to: "Improve ecosystem benefits on every site... Read more

Friends,

As some of you know, I joined Perkins Eastman last year and it has been amazing. After years of being the Sustainable Design Leader at my last firm, this move has meant I can concentrate on project work because we have such an AMAZING team, led by Heather Jaurequi and Tanya Eagle. Unfortunately, that also means I'm not in the... Read more

Welcome to the quiz portion of LEED vs. Green Globes: A Definitive Analysis

Note: If you are taking this quiz as a member of LEEDuser, please take the quiz here.

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


1. Highlight the most significant differences between LEED and Green... Read more

The AIA has just (finally!) amended the Code of Ethics and Professional Conduct to include new "Obligations to the Public" and  "Obligations to the Environment", that requires architects to advise their clients of their obligations to the environment, obligates architects to promote sustainable design and development, and to implement energy... Read more

Here's the Core Purpose for this group that came out of the Inaugural Summit.

We're off and running!

Pipe that delivers domestic water in North America is typically made from copper, chlorinated polyvinyl chloride (CPVC), cross-linked polyethylene (PEX), all of which present environmental challenges. Bimodal polyethylene  (PE-RT) and polypropylene (PP) are potential alternatives with lower climate and health impacts.
... Read more

Hello,

We’re looking for Design Energy Code Equivalents for Chinese commercial energy codes. Do any of you have  any good sources? I’ve only found data comparing ASHRAE 90.1 2013 to the Chinese Code at that time. We understand the Chinese code require a 65-75% energy savings over the baseline but don’t have good information for defining... Read more