christian kohler
  • Berkeley, CA
  • United States
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christian kohler's Page

Latest Activity

christian kohler replied to Adam Zielinski's discussion Windows: Different Summer and Winter U values?
"Steve, Adam, Andre forwarded your question to me, that is why I responded here. Many manufacturers have products that meet U=0.30, since that was the cut-off for the IRS tax credit. If you are looking for even better windows, you can take a look…"
Nov 24, 2010
christian kohler replied to Adam Zielinski's discussion Windows: Different Summer and Winter U values?
"The winter U-value is what is shown on the NFRC labels, and should be used for code compliance and incentive programs. It is calculated at -18C (about 0F) outside, and 21 C (about 70F), and a roughly 15 mph wind speed. The summer U-value is…"
Nov 23, 2010
christian kohler is now a member of Home Energy Pros
Nov 23, 2010

Profile Information

Company
LBNL
Website URL
http://windows.lbl.gov/Christian

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Home Energy Pros

Home Energy Pros was founded by the developers of Home Energy Saver Pro (sponsored by the U.S. Department of Energy,) and brought to you in partnership with Home Energy magazine.

Latest Activity

Ben Jacobs replied to Mike Kandel's discussion Have you heard!? BPI's BSP Certificate Approved as Home Energy Score Prerequisite!
"I am very pleased to see the collaboration between the Building Performance Institute (BPI) and the…"
14 hours ago
Profile IconComly Wilson, Pete Stoermer, Billy Ray Griffin and 1 more joined Home Energy Pros
15 hours ago
Stan Kuhn replied to Mike Kandel's discussion Have you heard!? BPI's BSP Certificate Approved as Home Energy Score Prerequisite in the group Building Performance Institute (BPI)
"Mike, are there any statistics on the number of HES ratings performed, by all providers?"
18 hours ago
Mike Kandel added a discussion to the group Building Performance Institute (BPI)
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Have you heard!? BPI's BSP Certificate Approved as Home Energy Score Prerequisite

The Building Performance Institute's Building Science Principles (BSP) Certificate of Knowledge has…See More
18 hours ago
Mike Kandel posted a discussion

Have you heard!? BPI's BSP Certificate Approved as Home Energy Score Prerequisite!

The Building Performance Institute's Building Science Principles (BSP) Certificate of Knowledge has…See More
18 hours ago
Shawna Henderson posted a status
"New Blog Post @HomeEnergyMag Why I like Dumb, Do-Nothing Houses http://shar.es/1WSOIX"
19 hours ago
Larry Gorman posted a discussion

Hobo Data loggers for sale

I have recently retired and no longer have need of these, which are all in like new condition.  I…See More
20 hours ago
Laurel Elam posted a blog post

Over 146,000 Homes in the U.S. were HERS Rated and issued a HERS Index Score in 2014

In 2014 there were 146,860 homes in the United States that were energy rated by certified RESNET…See More
20 hours ago

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