David Modrzejewski
  • Male
  • Crystal Lake, IL
  • United States
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Latest Activity

David Modrzejewski joined Diane Chojnowski's group
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Tools of the Trade

A hammer and a saw used to be the key tools for home contractors. Today, the best-in-breed also use high-tech equipment while performing a professional energy audit or verifying that construction has been done correctly.
Apr 14, 2011
David Modrzejewski joined James Sayers's group
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Marketing Energy Efficiency

Sharing ideas, tools and examples of promoting energy efficiency to consumersSee More
Apr 14, 2011
David Modrzejewski joined James Sayers's group
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Social Media and Energy Efficiency

Tell us how you reach customers, contractors and others using online social media.See More
Apr 14, 2011
David Modrzejewski joined Evan Mills's group
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Home Energy Ratings

Calculating them; visualizing them; explaining them; selling them .... there is a lot to discuss and debate hereSee More
Apr 14, 2011
David Modrzejewski 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
Apr 14, 2011
David Modrzejewski joined Allison A. Bailes III's group
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HVAC

HVAC design, Manuals J, S, T, & D, Duct leakage, Air flow, ENERGY STAR new home requirements, and more. Since heating & cooling are such a big part of home energy use, understanding HVAC is critical.See More
Apr 14, 2011
David Modrzejewski updated their profile photo
Jan 3, 2011
David Modrzejewski updated their profile
Jan 3, 2011
David Modrzejewski is now a member of Home Energy Pros
Nov 6, 2010

Profile Information

Company
The Energy Inspector
Professional Certification
BPI Building Analyst

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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

Tyler Grubbs posted an event

Join a Demonstration of the Oak Ridge National Lab Buildings Tech Crowdsourcing Community at Online

April 9, 2015 from 2:30pm to 3:30pm
Oak Ridge National Laboratory will host a live webinar-"Getting the Most Benefit from Participating…See More
6 minutes ago
randy tolowski replied to randy tolowski's discussion Another unvented roof question
"you are correct. we won't know how these new products perform long term. I hope I get the ok…"
yesterday
randy tolowski replied to randy tolowski's discussion Another unvented roof question
"good info Sean thanks for the heads-up on calling it a sip. code approved hot roof system sounds…"
yesterday
Bud Poll replied to randy tolowski's discussion Another unvented roof question
"I've removed caulking that was over 30 years old and it outlasted the materials to which it…"
Friday
Profile IconAmanda Hallock, Kalvis, Tyler Grubbs and 6 more joined Home Energy Pros
Friday
Corbett Lunsford posted videos
Friday
Sean Lintow Sr replied to randy tolowski's discussion Another unvented roof question
Friday
randy tolowski posted discussions
Friday

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