Chris Laumer-Giddens's Blog Posts Tagged 'ach50' (3)

Sparky Doubled the Air Leakage in this Home!

Sparky Doubled the Air Leakage in this Home

This is the home.

high-performance-bunglaow

This is the hole that Sparky (electrician) "innocently" made to feed a wire to the light on the front porch of the High Performance Bungalow. I discovered it a day or two after our home performance diagnostics team, Carl Seville and Abe Kruger, of SK…

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Added by Chris Laumer-Giddens on November 24, 2015 at 9:08am — 4 Comments

Building Science is Worthless...

Building Science is Worthless...

Thousands of hours went in this construction detail. When we factor all the time spent by building science engineers, from all over the world,…

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Added by Chris Laumer-Giddens on August 25, 2015 at 6:30am — 1 Comment

0.72 ach50 Before Drywall - This Home is already 90% Tighter than Energy Code

Before drywall was installed, I tested the infiltration (air leakage) at the Proud Green Home (PGH) at Serenbe,…

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Added by Chris Laumer-Giddens on April 15, 2013 at 10:30am — 1 Comment

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How would you insulate this roof?

Started by David Butler in General Forum. Last reply by Kevin Miller 20 minutes ago. 4 Replies

Psychrometric Chart Training

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Dirty solar panels

Started by Evan Mills in General Forum. Last reply by Stacie Bagnasco on Monday. 1 Reply

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Kevin Miller replied to David Butler's discussion How would you insulate this roof?
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2017 HPC California Regional Home Performance Conference & Trade Show at Hilton Long Beach

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HEALTHY BUILDINGS SUMMIT 2017 Conference at Seven Springs Mountain Resort

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Passive House Massachusetts - Symposium at District Hall, Boston, MA

October 25, 2017 all day
Getting High Performance Buildings DonePassive house standards and strategies have come a long way…See More
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2017 Home Performance Coalition California Regional Home Performance Conference & Trade Show at Hilton Long Beach

November 14, 2017 to November 15, 2017
We are excited to join together with industry leaders along with fellow weatherization…See More
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John Hatfield replied to David Butler's discussion How would you insulate this roof?
"The solution maybe installation of foam fill panels between the existing raised metal ribs within…"
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