Doug Krahl
  • Algonquin, IL
  • United States
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Doug Krahl's Page

Latest Activity

Doug Krahl replied to Mike Hartnett's discussion cooling vests
"Phase changing cooling vest work great, my weatherization crews wears them all the time. They work like ice packs but at 60degrees. Cool to the body but not ice cold. We keep a cooler of ice water and a 2nd cooling packs in the trucks. They last…"
May 17
Doug Krahl commented on Diane Chojnowski's group Hall of Shame
" Oops they must have run out of disposable foam can from the big box stores. Let along blower door for conformation of air seal or CAZ test."
Mar 31, 2013
Doug Krahl commented on Diane Chojnowski's group Hall of Shame
"Client had a window/weatherization company do a FREE energy audit with only a laser thermometer in their toolbox. They promised a 50% reduction in energy savings with this type of air sealing in rim joist. Did nothing with the attic or address the…"
Mar 31, 2013
Doug Krahl replied to Judi Lyall's discussion Bonus room above garage in the group Building Performance Institute (BPI)
"Air seal duct system if excisable will boost cfm/btu's. Caution with booster fans that sit on registers I've done flow hood testing and have seen a reduction in cfm's not including wasted energy/money"
Apr 21, 2011
Doug Krahl joined Diane Chojnowski's group

Hall of Shame

In this group, members share an array of images from the field, showing the kinds of issues encountered by home performance professionals in real homes. Each tells a story of how hidden (but fixable) problems in homes can cause high energy bills.
Nov 13, 2010
Doug Krahl joined Michael Stuart's group


This group is dedicated to knowledge sharing and discussion of infrared thermography for building sciences and energy applications.See More
Nov 13, 2010
Doug Krahl joined Leslie McDowell, BPI's group

Building Performance Institute (BPI)

BPI is the nation's premier standards development, quality assurance and credentialing organization for residential energy efficiency retrofit work.See More
Nov 13, 2010
Doug Krahl updated their profile photo
Nov 13, 2010
Doug Krahl joined Sean Lintow Sr's group

Best Practices (Residential)

Best Building, Retrofitting, or even Auditing Practices - what are they, what should change, what needs to find it's way to the dust bin of history?See More
Nov 13, 2010
Doug Krahl is now a member of Home Energy Pros
Nov 4, 2010

Profile Information

American Temperature Control
Professional Certification
Professional Interests
Home Performance
Website URL
Facebook Page
American Temperature Control

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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.  Home Energy Pros is sponsored by the Better Buildings Residential Network.

Latest Activity

John Proctor commented on Chris Laumer-Giddens's blog post Sparky Doubled the Air Leakage in this Home!
"Nice job on the house -- bad job on Sparky's high tech hole."
2 hours ago
Jeffrey Gephart shared Chris Laumer-Giddens's blog post on Facebook
2 hours ago
Diane Chojnowski's video was featured

Raising the Bar within the Weatherization and Home Performance Industry

The Weatherization Assistance Program (WAP) was created in 1976 to assist low-income families who lacked resources to invest in energy efficiency. Through th...
2 hours ago
Carlee Quintas posted a blog post

A Green Home for the Holidays

The holidays here, which means house parties and guests galore, not to mention the aunts, uncles,…See More
2 hours ago
Profile IconAmos Dunham and Grzegorz joined Home Energy Pros
3 hours ago
Alfie Davis posted a photo

Handschuhe im Wandel der Zeit

Im Laufe der Jahrhunderte haben sich #Handschuhe zu dem entwickelt, was sie heute sind:…
5 hours ago
Dennis Heidner replied to Rod Fox's discussion Utility Meter Accuracy
"For Rod, second part... When I see really large electric services... my first reaction my be…"
15 hours ago
Dennis Heidner replied to Rod Fox's discussion Utility Meter Accuracy
"Rod,  I did see earlier that you had calculated the loads.  The key is even though a…"
16 hours ago

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