David Butler
  • Male
  • Sierra Vista, AZ
  • United States
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David Butler's Page

Latest Activity

David Butler replied to Classic Residential, Inc.'s discussion Learning Thermostat
"I'm with you on this one PJ (for once!). All else being equal (or equally bad), setback has the potential to save more than downsizing source equipment, although if the AC is grossly oversized, say, 200% or more, who knows. It's true that…"
Jan 15, 2012
David Butler replied to Classic Residential, Inc.'s discussion Learning Thermostat
"review of Nest @ new york times: http://nyti.ms/sX66eZ"
Nov 30, 2011
David Butler replied to Classic Residential, Inc.'s discussion Learning Thermostat
"Ted, by saying that homes that benefit from setback are somehow broken, you're making a huge generalization, and one that flies in the face of physics and common sense. You wrote: I ask how much and they say "a lot". I can't…"
Oct 29, 2011
David Butler is now a member of Home Energy Pros
Oct 28, 2011

Profile Information

Company
Optimal Building Systems
Role in Home Performance Marketplace
Building energy modeler, Researcher (Lab. academia. etc.), Other
Professional Certification
Other
Website URL
http://optimalbuilding.com
LinkedIn Profile
https://www.linkedin.com/in/davidbutler52/

Comment Wall (1 comment)

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At 6:43am on November 1, 2011, Diane Chojnowski said…

Hi David,

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 add your location on our Member Map!


Thanks!
Diane, HEP Moderator

 
 
 

Forum Discussions

What causes a temperature plane in a home

Started by Energy Wise Solutions in HVAC. Last reply by Eric Kjelshus on Friday. 9 Replies

Solar panel leasing

Started by Luis Hernandez in General Forum. Last reply by John Nicholas on Friday. 15 Replies

Factory built Net Zero

Started by Steven Lefler in General Forum. Last reply by Steven Lefler May 18. 3 Replies

Latest Activity

Chad Nicholson is now a member of Home Energy Pros
Friday
Eric Kjelshus replied to Energy Wise Solutions's discussion What causes a temperature plane in a home
"Hot air goes up and cool air goes down.   I put in returns high and low.  In summer use…"
Friday
John Nicholas replied to Luis Hernandez's discussion Solar panel leasing
"The variables in buying a solar panel installation: Equipment -  Length of all Guarantees,…"
Friday
Richard Drohan liked Brian Sipp's discussion Minneapolis Duct Blaster System with DG-700 For Sale
Thursday

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