Hi SAL friends,

As some of you have heard by now, we've decided to shut down this Peer Network.

After several years of trying, we have not managed to activate it as we had hoped. Given the urgency of the collective action we need to transform the building industry into a force for good in the world, we all need to focus our... Read more

Welcome to the quiz portion of Verifying Performance with Building Enclosure Commissioning.

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


1. Reason why the enclosure is fundamental to a sustainable building.
2. Explain why energy goals are less likely to be achieved without... Read more

Under a high carbon scenario, most of North America will be 2 degrees C hotter by 2050. Meantime, we're designing buildings that will still be around in 2050, to codes that don't yet factor in chronic risks associated with climate change. I want to explain these risks to my colleagues; I'm hoping some of our green gurus can help answer the... Read more

Looking for an example or case study for a building utilizing a radiant heating/cooling in climate zone 4a. General use type is office with some public assembly spaces, total of 85,000 sf.

As usual, everyone, especially mechanical engineer, is terrified by the thought of "condensation." So far, I read a DGWW case study, "Energy... Read more

Kristen Fritsch, in the thread about ipe wood, asked about resources comparing the carbon footprint of transporting building materials vs the transport mode.  There are people who spend their lives on this topic that I won't presume to speak for, but I'll share a few observations:

Even though freight transport is something like 7% of... Read more

Hi folks,

Oregon’s ZERO Coalition is looking for responses to the question below on local policy for electrification, and I thought tapping this group would be helpful.

Are you aware of any local governments outside of Oregon that are promoting or enforcing electrification?

HGA is collaborating with the University of Minnesota Climate Adaptation Partnership (MCAP) to research how the AE industry is currently using climate projection data, and what they need in order to grow their use of data. MCAP is currently producing a set of dynamical downscaled climate projections for the state of Minnesota and unlike other... Read more

Hello everyone,

Over the past couple of years the Climate Smart Wood Group has met monthly to discuss all things related to the use of timber in building design and construction.  From forestry practices, to supply chain and sourcing information, to design experiences and examples, the group has operated as an open forum for advancing... Read more

Section 901.5.1.3 of the 2018 IgCC includes a requirement that "A critical review shall be performed by an external expert independent of those performing the LCA."  I'm curious as to what other's experiences are with having an external expert review an LCA - how does one find such an expert?  Do you have any favorites that you'd recommend? ... Read more

Hey group,

I'm part of the contractor team on a large commercial project pursuing LBC v3.1 Petal Certification, with one of those petals being materials. This requires the team to meet Imperative 10 Red List.

The ownership group has taken the responsibility of red list vetting as a task of their own. The construction team is to... Read more

Sustainability leadership has requested that you take this quiz to help assess sustainability literacy across the firm. Your own results will be presented to you at the end of the quiz but will not be shared with anyone else. Only aggregated, anonymized results will be available to others.

Please don’t do research to inform your answers... Read more

We are working on a tenant improvement and want to determine the embodied carbon on bookshelves, product display cases, and desks. Initially finding that Tally is not reading furniture, casework, or fixture families. Are there any tips and tricks you have found to be successful for modeling or defining FFE items in Revit and quantifying... Read more

Hello lovely Green Gurus. Hope you all are well. I am wondering if anyone has installed an indoor sports floor that performed well and is low-emitting. This is for a multi-purpose gymnasium at a community center. Any chance?  Thanks All!

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