Championing the
Changemakers

Welcome to the quiz portion of The PVC Debate: A Fresh Look.

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


1. Examine the actual cost-effectiveness of PVC in terms of quality.
2. Explain what makes PVC a health hazard.
3. Recognize market effects of PVC's durability and... Read more

Hello,

As with most people I feel some what helpless about what the next 4 years will bring. Heather Clark, Senior Director for Building Sector Climate Policy at The White House thinks that a big bill will be presented in the new year and one of the small items in there will be the axing of the Inflation Reduction Act. What she made... Read more

Hi, all! We've got amazing editorial plans for our December and January coverage, including Brent's rollout of the Top 10 Green Buiding Products for 2024 and a much-needed update to Wood: What's Good? 

Here's the trouble: we have waaaay too many good ideas about what else to cover. And I super suck at mind reading. So Nadav thought maybe... Read more

Greetings,

I posted this a while back on the MEP SDL forum but also wanted to appeal to the broader community.  We need help gathering existing plug/process load data.  We know it is out there!  Two golden stars to Becky Alexander from LHB who reached out to us after this month's meet-up with some useful material.  We need more!  Please... Read more

Hi All! 

We have had a few multi-family projects consider this single package vertical unit with integrated ERV, but we haven't pulled the trigger for fear of the unknown. Our local engineers aren't sure how it actually performs and worry it may not meet code requirements for separation between exhaust and intake. Has anyone else used... Read more

Healthy Building Network (HBN) is hiring and they just posted a new career opportunity for "Director of Product Tranformation" https://healthybuilding.net/careers/14

"Healthy Building Network (HBN) is seeking an experienced leader who wants to help transform the building materials market. This role will inspire product innovation by... Read more

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Hi all,

I'm trying to figure out how to use this CLF MEP calculator tool that is downloadable from the CLF website. Please see screenshot attached - does anybody know what they are asking for as an input?

"Custom quantities input: The user can enter custom quantities on this tab and produce numerical results. For data input fill '... Read more

Green walls provide an important connection to nature in urban settings.

BuildingGreen-Approved Green Walls

We approve green wall systems designed to:

Hi,

Has anyone been asked by a client to track welding rods on any projects? We were recently asked to do this. I was asked why the client would ask us to do this. I don't know if it has to do w/ "real property" and is a property tax-related reason, or if it is an environmental/sustainable reason. There is piping associated with the... Read more

General FAQs

Orders, Memberships and Billing

Technical... Read more

Welcome to the quiz portion of Driving to Green Buildings: The Transportation Energy Intensity of Buildings​​!

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


Define “transportation energy intensity” as it relates to buildings and understand its impacts on the environment, human health, and... Read more

Have any of you heard of anyone ever using phase change material (PCM) "movable partitions" as a resiliency strategy to mitigate indoor overheating during a heat wave in passive buildings? You'd keep them stored in a basement or cool room, and deploy them into habitable spaces during the heat wave to keep the space cooler than the exterior... Read more

Welcome to the quiz portion of Measuring Energy Use in Buildings: Do Our Metrics Really Add Up?.

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


1. Explain the differences between site energy, source energy, and energy cost.
2. Summarize three ways in which source energy can... Read more

Friends,

We put a lot of effort into air tightness design, detailing, and construction administration, often including 6-sided mockup and parital or whole-building blower-door testing.  For commercial buildings, these tests measure air leakage in cfm/sf at 1.57 psf (75pa).  

I came across this research paper several years ago, but... Read more

The Minnesota CLF chapter’s Specification Subgroup (myself, Andy Marolt/Ryan Companies, Laura Eder/ESG, Java Nyamjav/MSR Design, with input from Annie Perkins/SFI) recently collaborated on a draft set of specification templates incorporating embodied carbon requirements into product performance and action submittals. This work builds on sample... Read more