john toth's Groups (11)

  • Best Practices (Residential)

    329 members Latest Activity: Jul 21

    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

    191 members Latest Activity: Jun 8 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, 2016

    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

    105 members Latest Activity: Jul 21 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

    161 members Latest Activity: Jan 17 Share your concerns and successes as a weatherization professional, or information for this community.

  • Building Performance Institute (BPI)

    324 members Latest Activity: Aug 7

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

  • INFRARED THERMOGRAPHY USERS

    189 members Latest Activity: Jul 31

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

  • Trainers and Mentors

    129 members Latest Activity: Dec 30, 2016

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

  • 1000 Home Challenge

    135 members Latest Activity: Jul 31

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

Forum Discussions

Origin of guarded blower door testing

Started by Kim Tanner in General Forum. Last reply by Chris Clay on Monday. 7 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

Home Energy Magazine posted a video

Marc Rosenbaum, Principal, Energysmiths, compulsive measurer

Home Energy Magazine's series "Legends of Home Performance". "Making a great building involves so many aspects of human experience...it's really about how th...
14 hours ago
Home Energy Magazine posted a blog post
14 hours ago
Profile IconSteve Baker, Valerie Beichner, Dave Jones and 1 more joined Home Energy Pros
19 hours ago
Home Energy Magazine's video was featured

Testing HVAC Grilles with a Blower Door

Watch home performance testing guru Corbett Lunsford test the pressure, airflow, and velocity performance of some beautiful custom carved wooden return grill...
20 hours ago

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