David Modrzejewski
  • Male
  • Crystal Lake, IL
  • United States
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David Modrzejewski's Page

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

Paul Raymer's blog post was featured

What does it take to be a certified Home Energy Professional Quality Control Inspector (HEP QCI)?

A quality control program requires knowing a lot about a lot of different subjects.  A HEP (BPI…See More
14 hours ago
Bryan Pringle replied to Bryan Pringle's discussion Dense packed cellulose in basement?
"Can you tell me more about how the plastic makes the moisture worse?   I understand that in…"
17 hours ago
Profile IconMatthew Cooke, yasmine smith, myacand heat and 2 more joined Home Energy Pros
17 hours ago
Bryan Pringle replied to Bryan Pringle's discussion Dense packed cellulose in basement?
"I like cellulose because of its air leakage reduction property and the ease of making a quality…"
17 hours ago
Bryan Pringle replied to Bryan Pringle's discussion Dense packed cellulose in basement?
"This example is the reverse of my suggestion.  I would do high end vapor barrier against…"
17 hours ago
Al Heath replied to Bryan Pringle's discussion Dense packed cellulose in basement?
"Really?  Go back and read these posts again.... "play ground for mold."  I…"
17 hours ago
Mary Desilva posted blog posts
17 hours ago
Kim Tanner posted a video

Single Family Residential Air Leakage Testing

This session will cover the basics of air leakage testing on a single family home as well as issues that affect the accuracy and repeatability of the test. T...
18 hours ago

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