David Butler
  • Male
  • Sierra Vista, AZ
  • United States
Share on Facebook Share on Facebook Share
  • Featured Blogs
  • Discussions (3)
  • Events
  • Groups
  • Photos
  • Photo Albums
  • Videos

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

Optimal Building Systems
Website URL
LinkedIn Profile

Comment Wall (1 comment)

You need to be a member of Home Energy Pros to add comments!

Join Home Energy Pros

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!

Diane, HEP Moderator


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.  Home Energy Pros is sponsored by the Better Buildings Residential Network.

Latest Activity

Al Tibbs's photo was featured


Area of missing insulation (new construction).
5 hours ago
Elliott Management Consultants's photo was featured

Mobile Training Diagnostic Center

EMC Construction Manager, Ric Blevins, inspects a nearly completed Mobile Training Diagnostic…
5 hours ago
Diane Jackson's 2 blog posts were featured
5 hours ago
Paul Scheckel's blog post was featured

Energy Ambassadors: Cuba and Vermont

Last winter i had the pleasure of hosting a Cuban colleague for a week in Vermont. We toured the…See More
5 hours ago
Diane Chojnowski's discussion was featured
5 hours ago
David Byrnes's discussion was featured

Insulation machine preferences

I'm in the market for a new insulation machine and am unhappy with my existing plug in machine…See More
5 hours ago
Tom White posted a video

Backdrafting natural draft gas water heater

If you are concerned about Indoor Air Quality, get rid of your old school gas water heater. They often have backdrafting problems - meaning they suck air dow...
5 hours ago
Quinn Korzeniecki replied to Quinn Korzeniecki's discussion BPI Releases Revised Recertification Requirements for Home Energy Professional Certifications
"Hi Hugh, If you have over the 24 CEUs, you still must complete the field examination that is…"
11 hours ago

© 2015   Created by Lawrence Berkeley National Laboratory.

Badges  |  Report an Issue  |  Terms of Service