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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BPI Anaylist and installers

Started by Larry R Waters in BPI. Last reply by Quinn Korzeniecki 21 hours ago. 1 Reply

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Chris Woods added a discussion to the group Energy Auditing Equipment for Sale, Trade or to Purchase
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Minneapolis Blower Door Fan and Door frame $990 OBO

I have a used Minneapolis blower door fan (fan only, no controls or panel) and the blower door…See More
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Bill Spohn replied to Eric Sperline's discussion Wanted: Energy Auditing Equipment for sale in the group Energy Auditing Equipment for Sale, Trade or to Purchase
"If you choose to buy new, give TruTech at call at 1-888-224-3437 option 1"
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Home Energy Magazine's blog post was featured

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Quinn Korzeniecki replied to Larry R Waters's discussion BPI Anaylist
"Hi Larry, We're glad you're reaching out to hire some BPI folks! You can also submit…"
21 hours ago
Larry R Waters posted a discussion

BPI Anaylist

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John Nicholas replied to Jim Fowler's discussion TREAT modeling of mid-rise apartments low heating load
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