Conventional heating systems burn fossil fuels on the building site or use outrageous amounts of electricity.

BuildingGreen-Approved Heat Pumps

The best heat pumps solve both these problems and provide efficient cooling. BuildingGreen approves air-source heat pumps with minimum HSPF and SEER levels of 10 and 20, respectively.... Read more

Hi all,

Our team has been working hard to wrap up this year's SCL Summit Report, and we're excited to announce that it is finally complete!

https://docs.google.com/presentation/d/1zcSPctZ1BiyPQomiw4wTQLajR816mm3KJV0BL5B14-0/edit?usp=sharing

In addition to the usual summary of key points from the summit, this report captures... Read more

Welcome to the quiz portion of Choosing Insulation: High-Performance Roof Assemblies and Retrofits – Unit 4.

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


1. Explain the industry trajectory of healthier alternatives to foam insulation.
2. Describe the nuances of insulation... Read more

Want to make sure those in Portland are aware of a couple of LF18 Ramp-Up Events happening on April 10th. 

Introduction to the Living Building Challenge (presented by Kathleen Smith)
https://living-future.org/events/introduction-to-the-living-building-challenge/

Incentivizing Living Buildings in Portland 
https://... Read more

THIS WEBINAR PURCHASE AND REGISTRATION IS CLOSED.

Hey Team,

Has anyone had experience either taking or delivering a Carbon Cure CEU that ISN'T from Carbon Cure? We have a project for which Carbon Cure is a really good option to reduce embodied carbon, but the client has now started having second thoughts and we're looking to get them a CEU on it that isn't from Carbon Cure directly so... Read more

This message came in earlier today and is something of which we should all be aware.  I took the extra step, in this world of uncertain facts, of checking the veracity of the message with Jason Grant who confirmed it.  From William Bucholtz:

Dear Green Building Colleagues,

No one likes being fooled, but it’s... Read more

Hi Green Gurus!

I am trying to find a source for this chart/graph illustrating the relative cost of design and construction versus the long term operational and occupant costs. Any thoughts are appreciated.

yours,

jp

A new article addressing whether PFAS finishes on upholstery fabric actually work (Spoiler alert - they don't) has been published and can be found here:

https://journals.sagepub.com/doi/10.1177/24723444231159856

This is authored by the fine folks at Green Science Policy, Arlene Blum's group that is the source of the Six Classes of... Read more

Hello everyone! I’m happy to be re-joining the group after a two year hiatus.

Pre-pandemic I got to participate in a few winter summits when I was Sustainability Director at Overland Partners in San Antonio. I’ve recently joined Mahlum Architects in Portland and I’m excited to re-engage in the conversation, this time from the West Coast... Read more

Healthcare Design, one of the most respected and widely recognized trade journals in the health care AEC space has released the names of its 2022 HCD 10 winners.  The mission of The HCD 10 is to recognize and celebrate the broad spectrum of outstanding professionals in that industry and the influence they have on healthcare design.

One... Read more

Hi folks,

BSR/ASHRAE/ICC Standard 240P, Quantification of Life Cycle Greenhouse Gas Emissions in Buildings, is out for Public Review until March 18. It covers what construction activities have to be tracked and reported and provides placeholder values to use during design. If you have input or suggestions on what would be needed to make... Read more

Hi all, 

Thank you again to those of you who attended the Summer 2024 SDL Summit! We had an unforgettable few days of learning from one another, including from our presenters.

The slides for the 5-minute presentations are below, as well as the BuildingGreen slides from the Summit. Please be aware that we have permission from all... Read more

I'm curious who in this group has used ASHRAE Standard 209-2018, Energy Simulation Aided Design for Buildings except Low Rise Residential Buildings?

We've used it internally (minimally) as a reference to help better communicate the goals and activities involved with energy modeling at various phases of design. But it seems like there's... Read more

Hi All,

I just became aware of the attached detail (if I uploaded it correctly) for a project in Portland, OR going out for permit at the end of this week.  Has anyone located the radiant tubing at the bottom of concrete like this before?  It doesn't sit right with me, though I cannot pinpoint exactly why.  Our consultants and the... Read more