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

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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

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

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jackie harsha commented on Amber Vignieri's blog post Elevate Energy Mythbusters: Windows & Attics Edition
"Enjoyed your post. "
14 hours ago
Tom White's video was featured

CalCERTS How To: Duct Leakage to Outside Test

Training Video to show how to perform a Duct Leakage to Outside Test
14 hours ago
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Yaniv Yonatan Abitan is now a member of Home Energy Pros
16 hours ago
Nickie Irvine commented on Paul Scheckel's blog post Gas vs Induction Cooking Energy Comparison
"Comment to Tauren on costs of natural gas vs electric induction.  Because of the extremely…"
16 hours ago
tedkidd liked Paul Scheckel's blog post Gas vs Induction Cooking Energy Comparison
16 hours ago
jackie harsha posted a blog post

Phoenix, AZ Residents Get an Electric Rate Cut in Middle of Peak Season

Thanks to low natural gas prices and renewable energy sources, Salt River Project (SRP) customers…See More
16 hours ago
tedkidd liked Paul Scheckel's blog post Gas vs Induction Cooking Energy Comparison
16 hours ago

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