July 12, 2016

Question of the Week – July 12, 2016

Welcome back to our Question of the Week Series.  It’s been a long time, but hey – nobody’s perfect!  We’ve been busy answering your questions via our web chat feature, via email, via phone, and via our blog, but we’ve been pretty poor at sharing these questions with the rest of our audience, and for that […]

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January 22, 2016

Question of the Week – 1/22/2016 – Where do I put my air barrier? What about my vapor control layer?

As we seek to increase the comfort and energy efficiency of our buildings by installing higher amounts of insulation, thinking about airtightness is great because airtightness has a disproportionate effect on heat loss and the optimization of the insulation.  But thinking about increased amounts of insulation and airtightness without properly considering moisture in the assembly is […]

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August 28, 2015

Question of the Week – Aug 28, 2015

Thanks for tuning in to our Question of the Week series. This week’s question comes from a builder who knows that one of the keys to executing an airtight building cost-effectively involves thinking carefully about penetrations. The question: “We are using a combination of Intello Plus on the interior with Prosoco R-Guard system on the […]

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August 21, 2015

Question of the Week – Aug 21, 2015

Welcome back to our Question of the Week Series. This week, we helped a customer in Virginia understand considerations of humidity control while using the Lunos HRV system. The question: “Hello, Do you know if the Lunos eGO can be hooked up to a humidistat that can be purchased at a place like Home Depot? […]

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July 31, 2015

Question of the Week – July 31, 2015

We hope you all had a productive, safe, and successful July – we continue to thank you for your support, insight, and enthusiasm for the future of high performance, low carbon construction. The Question of the Week for the last week of July comes from a building inspector in Colorado who was curious about the […]

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July 17, 2015

Question of the Week – July 17, 2015

For this week’s Question of the Week: an architect/designer is looking for an effective solution for his wall design: “Hello, I am developing a rain screen wall design consisting of a rain screen held in place by a knight wall system, mineral wool insulation, then an air & water barrier adhered to exterior sheathing. We […]

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July 11, 2015 QuestionsAnswered

Question of the Week – July 10, 2015: Lunos and REM/rate

This week’s question: A HERS rater’s quest to understand how to model the Lunos e2 and eGO units in REM/rate software. “Hi, I’m a HERS Rater and need to model Lunos e2 and eGo units in REM/rate software for a HERS Rating. Can you tell me what values should be used for the sensible recovery efficiency […]

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July 11, 2015

Introducing “Question of the Week”

One of our main goals at 475 is to stimulate conversation on high performance building practices, philosophies, products, and people.  It’s what we feel is required to drive the market forward, and what both we ourselves and you as professionals are genuinely interested in hearing.  We try to keep our content unobtrusive, delivering to our […]

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