john toth's Groups (11)

  • Best Practices (Residential)

    314 members Latest Activity: Mar 1

    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…

  • HVAC

    185 members Latest Activity: Mar 30 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…

  • Considering Permaculture &/or Transition

    22 members Latest Activity: Mar 14

    Some who work to increase energy efficiency and intelligent/wise use of energy are, and some will be, permaculturists.  Some are involved in…

  • Tools of the Trade

    100 members Latest Activity: Mar 16 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…

  • Weatherization

    155 members Latest Activity: Mar 1 Share your concerns and successes as a weatherization professional, or information for this community.

  • Building Performance Institute (BPI)

    316 members Latest Activity: Apr 20

    BPI is the nation's premier standards development, quality assurance and credentialing organization for residential energy efficiency retrofit…

  • INFRARED THERMOGRAPHY USERS

    179 members Latest Activity: Feb 15

    This group is dedicated to knowledge sharing and discussion of infrared thermography for building sciences and energy applications.

  • Trainers and Mentors

    128 members Latest Activity: Mar 25

    Share your experience with different training and mentoring methods. Learn about new training tools, certifications and training programs.

  • 1000 Home Challenge

    133 members Latest Activity: Jan 11

    Linda Wigington distinguished between deep retrofits & deep energy reductions, thus expanding the range of strategies & tactics from…

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Latest Activity

Shaun posted a discussion

Commercial duct testing

Hello all,I am a BPI BA, HERS rater and QC inspector. I cant find a ton of information on this…See More
4 minutes ago
Dennis Heidner replied to Dan Antonioli's discussion Net Zero Energy Hot Water
"Dan, Solar PV and solar H2O work in northern climates...They can still provide the desired goal in…"
13 hours ago
Joseph Frederick added a discussion to the group Energy Auditing Equipment for Sale, Trade or to Purchase
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Blower door Equipment for sale

Minneapolis Blower Door model 700, DG with cruise control. Hoses and manuals, door frame. Used once…See More
16 hours ago
Dan Antonioli replied to Dan Antonioli's discussion Net Zero Energy Hot Water
"For my particular application the heat pump heater would be integral to the tank and thus be…"
19 hours ago
Dennis Heidner replied to Dan Antonioli's discussion Net Zero Energy Hot Water
"What climate zone are you in?  Where would the hot water heater be set?  Northern…"
20 hours ago
Larry Weingarten replied to Dan Antonioli's discussion Net Zero Energy Hot Water
"Hello:  Looking for solid numbers,you might want to search "Martin Holladay solar thermal…"
21 hours ago
Profile IconGabriel Lieb, Beth Neri and Aaron Beck joined Home Energy Pros
21 hours ago
Kim Tanner posted a discussion

Game of Homes

Have you seen the new online game by EnergyLogic, Game of Homes? If not you should check it out!…See More
23 hours ago

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