On our Contractor Coffee talk a few weeks ago, Emi LaFountain (Turner Construction) brought up the idea that there was a lot of blue stain wood that are being landfilled instead of used, and suggested that maybe the designers among us could find a way to turn ugly into beautiful.

I had never heard of this issue, but I was on a call the... Read more

We should probably agree on the correct spelling for what we at BuildingGreen are calling "BITuser." I noticed that on the Salesforce portfolio screenshot provided by Dennis, it's spelled "BIT User."

BITuser has the advantage of more closely resembling LEEDuser, but it has the disadvantage of looking a little weird in all-caps, as in... Read more

Welcome to the quiz portion of Go with the Flows: The Promise and Peril of Hygrothermal Modeling

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


1. Describe the true role of hygrothermal modeling in design.
2. Name four instances in which to consider using hygrothermal modeling... Read more

Currently not for sale, being updated and re-released in November 2021.

New Guide to Thermal Insulation Report

The BuildingGreen Guide to Insulation provides detailed guidance on insulation products and practices, including cost comparisons and detailed recommendations on what insulation to use, and what to avoid. It's a treasure... Read more

CEUs are available for reading all the building-envelope product guides and primer. Click here to learn more and take the quiz.

Vapor retarders are meant to protect our building assemblies from getting wet, but they can also slow drying, contributing to mold and structural degradation.

BuildingGreen-Approved Vapor Retarders

Has anyone used a commercial heat pump water heater for a large protect?  I have found a few manufacturers for this technology, but want to make sure this is a viable and cost approach to electrical eliminate gas on a path to all electric.

The results from the "CogFx" study are compelling, showing that people in environments with low VOCs and low ambient CO2 levels score higher on tests of cognitive function.  Specifically, they show that providing 40cfm of outdoor air per (actual live) occupant results in significantly higher scores than even the "Enhanced Ventilation" scheme... Read more

Checking in to see if any of you have had good job site success with plastic water bottle recycling. Due to the LBC recycling requirements, we have to source separate onsite, and we're trying to has a separate plastics bin. For the most part, water bottles is going to be on of our biggest contributors.

Hello Green Gurus,

Here's another Peer Networks Webinar for September, Prospects for Sustainable Buildings in Congress. We hope you will join us!

Reminder: This webinar is for Peer Networks members only.

I'm waiting to confirm with the presenters whether this will be recorded. Watch this space for updates!

Register... Read more

Hi all - I heard from sevearl of you at Greenbuild that you have learned from and perhaps even shared the Path To Zero Carbon series internally at your firms and externally. As I mentioned at Greenbuild, we are attempting to hand off the series to a non-profit, with the idea that groups of experts (including many of you, I hope!) will provide... Read more

With extensive environmental science research background, Elene Drosos provides contemporary commentary on the current climate affairs. She contributes up-to-date trends and shifts in regulations in major green building issues such as LEED and natural disasters. Her passion is to strive for biophilic design where native landscapes can dominate... Read more

We have an increasing number of projects, where the client is coming to us with "net zero" aspirations and plans, some of which don't fit the typical all-electric, grid-tied building that produces 100%+ of its annual energy use on-site.  There include examples like:

1) A (targetd) living building that maximizes on-site production, with... Read more

testing

Anyone has experience with CertiPUR-US? I’m having a hard time finding assurance documentation for foam padding for seating.

I would appreciate any feedback or experience on CertiPUR-US program or any recommendations on product.

Hi all,

I've been working on a LEED project in California for months and our energy modeler wants to use the LI 10480 Title 24 2019 pipeline to demonstrate compliance under LEEDv4. Only problem is, I've never done it that way before, and our modeler and I are consistently speaking in different languages. Anyone done a project under this... Read more