Norbert Muller
  • Tonawanda, NY
  • United States
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Norbert Muller's Groups


Norbert Muller's Page

Latest Activity

Norbert Muller joined Norm Bourassa's group

Multifamily Buildings

For too long there has been relatively little EE focus on multifamily, but some new programs have recently started. This group gives us a venue to share our experiences on cost effective audit & retrofit strategies and analysis tool needs.See More
Mar 25, 2013
Norbert Muller replied to Dwayne M Petko's discussion condensation in attic
"I would look for bypasses from the basement to the attic and check out the duct connection on the fans. Looking at the duct, I doubt that there is a lot of air being exhausted. Is the roof deck always wet or is it seasonal?"
Feb 14, 2013
Norbert Muller replied to Craig Bird's discussion Sources for duct insulation savings
"How does Rem handle the ductwork inside the walls? Can you tell the software how many feet of ducts you are insulating?"
Feb 14, 2013
Norbert Muller replied to Dwayne M Petko's discussion condensation in attic
"Before I comment I have a few questions. What is the orientation of the home? How many occupants? The flex duct is for 2 bath fans? Does the home have ridge venting? If so what type? Where in the attic is the moisture, only on some areas or on all…"
Feb 14, 2013

Profile Information

Professional Certification
BA, Envelope, Heat, AC/HP, MF, HERS QAD
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At 7:43pm on April 13, 2012, Diane Chojnowski said…

Hi Norbert,

Welcome to Home Energy Pros! Feel free to join the conversation in the Forum and Groups. And share your energy efficiency photos, videos and upcoming events. If you're blogging about home performance, this is the place for you!

Don't forget to upload your profile photo. And add your location on our Member Map!

Diane, HEP Moderator


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John Gillis replied to John Gillis's discussion Energy Savings of Whole House Fans vs. Air Conditioners in SoCal Featured on New 'Ask This Old House' Season in the group News & Announcements
"Hi Eric. Thanks for the response. If you wouldn't mind calling/e-mailing Nelson Warner or…"
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