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, 2015
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
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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
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INFRARED THERMOGRAPHY USERS

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 Building Performance Institute's group
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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
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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

Company
American Temperature Control
Professional Certification
BAP,EP,HVAC
Professional Interests
Home Performance
Website URL
http://americantemperaturecontrol.com
Facebook Page
American Temperature Control

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What's the Most Profitable HVAC Job for Your Company?

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Latest Activity

Eric Kjelshus replied to Wayne Melancon's discussion What's the Most Profitable HVAC Job for Your Company?
"What is your "Key Performance Indicator" dollar per hour? gross dollar per man day? % of…"
3 hours ago
Jan E. Graveamker replied to Mary Sinkler's discussion Lighting replacement - 300 watt LED flood light
"Hi Mary, What is the purpose of lighting the backyard ?  Sense of safety, night time…"
8 hours ago
Chris Laumer-Giddens liked Chris Laumer-Giddens's blog post Rock Wool Insulation for Floor of High Performance Tiny House
9 hours ago
Joe Davis liked Wayne Melancon's discussion What's the Most Profitable HVAC Job for Your Company?
12 hours ago
Joe Davis replied to Mary Sinkler's discussion Lighting replacement - 300 watt LED flood light
"Well said Dennis, try a lighting calculation for the space you need."
12 hours ago
Chris Laumer-Giddens's blog post was featured

Rock Wool Insulation for Floor of High Performance Tiny House

ROCK WOOL INSULATION FOR FLOOR OF HIGH PERFORMANCE TINY HOUSEIn August of 2016, we posted a video…See More
15 hours ago
Horace Douglas Hunt, Jr. joined Tom White's group
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Weatherization

Share your concerns and successes as a weatherization professional, or information for this…See More
18 hours ago
Horace Douglas Hunt, Jr. joined Sean Lintow Sr's group
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Best Practices (Residential)

Best Building, Retrofitting, or even Auditing Practices - what are they, what should change, what…See More
18 hours ago

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