George M. Matthews
  • Walnut Creek, CA
  • United States
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George M. Matthews's Discussions

What is the state of California's plan to have houses at ZNE by 2020?

Started this discussion. Last reply by Hal Skinner Mar 15, 2012. 2 Replies

Could someone in the know please clarify the State's (law or regs) position on a requirement for houses to be Zero Net Energy by 2020?I see that a Bay Area group has created a roadmap to a clean…Continue

Effectively pricing duct sealing

Started this discussion. Last reply by Sean Lintow Sr Jul 27, 2011. 9 Replies

I'm wondering what home performance contractors have found to be the best contract and or pricing method for air sealing duct systems?What happens when the system has leaky areas that are hard…Continue

To replace old leaky ducts with new flex ducts or to seal the old with mastic?

Started this discussion. Last reply by Philip Green Jan 18, 2012. 9 Replies

A number of home energy pros I'm in discussion with don't think there is much use in keeping old ducts and prefer to replace them with new insulated flex ducts.Can anyone give me a more definitive…Continue

Blowing smoke - into ducts to find leaks

Started this discussion. Last reply by Bruce Looney May 12, 2011. 5 Replies

I've read about problems with blowing smoke into duct systems to find leaks. One article said that the smoke product left some bad residue inside the system. Does anyone have a good…Continue

 

George M. Matthews's Page

Profile Information

Company
Home Energy Retrofit
Professional Certification
Building Energy Analyst
Professional Interests
Comprehensive energy retrofits. Building a successful business providing energy efficiency and home renovation services to home owners.
Model making
Passive House, Zero Net Energy Houses
Website URL
http://www.homeenergyretrofit.com
Facebook Page
http://www.facebook.com/#!/pages/Walnut-Creek-CA/Home-Energy-Retrofit/144215608943594
LinkedIn Profile
http://www.linkedin.com/profile/edit?id=44699960&trk=hb_tab_pro...

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Forum Discussions

Origin of guarded blower door testing

Started by Kim Tanner in General Forum. Last reply by Eric Kjelshus on Thursday. 9 Replies

Electro Magnetic Fields (EMF)

Started by Barry L NewDelman in General Forum. Last reply by Daniel Cullen Aug 10. 5 Replies

When is it too windy to use blower door?

Started by Brandon Walton in General Forum. Last reply by Iain Walker Aug 10. 17 Replies

Latest Activity

Horace Douglas Hunt, Jr. liked Efficiency First California's blog post Will ZNE Transform Energy Efficiency?
5 hours ago
Horace Douglas Hunt, Jr. liked Home Energy Magazine's blog post Women in Building Performance: Julie Michals
5 hours ago
Home Energy Magazine posted a blog post

If You Sell Electricity, You Should Be Worried

Any way you look at it, residential electricity use in America is falling. Recent data from the…See More
10 hours ago
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