Hans Joachim Preiss's Groups (4)

  • Weatherization

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

  • Best Practices (Residential)

    325 members Latest Activity: Jan 17

    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…

  • Hall of Shame

    147 members Latest Activity: Aug 18, 2016 In this group, members share an array of images from the field, showing the kinds of issues encountered by home performance professionals in real…

  • HVAC

    189 members Latest Activity: Jan 9 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…

Featured Forum Discussions

Too many BTU's. Too much horsepower?

Started by Steve in General Forum. Last reply by Eric Kjelshus on Saturday. 4 Replies

Stack/wind pressure and flow networks.

Started by Daniel James Grundy in Training. Last reply by Daniel James Grundy Mar 23. 5 Replies

BDT with vermiculite in hollow CMU walls?

Started by Brad Cook in General Forum. Last reply by John Nicholas Mar 23. 2 Replies

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Latest Activity

Amos Dunham added a discussion to the group Energy Auditing Equipment for Sale, Trade or to Purchase
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insulmaxx 5000 insulation machine

insulmaxx 5000 machine low hours less than 100 hrs complete with hoses and cords very fast machine…See More
16 minutes ago
Adrian Sheils liked Home Energy Magazine's blog post The Elephant in the Room
3 hours ago
Adrian Sheils liked Sarah OConnell's blog post Crowdsourcing for Innovation
3 hours ago
Chris Dorsi commented on Home Energy Magazine's blog post The Elephant in the Room
"This was a great session, witness the fact that we had to schedule a second showing to accommodate…"
14 hours ago
Chris Dorsi liked Home Energy Magazine's blog post The Elephant in the Room
14 hours ago
eric anderson added a discussion to the group Energy Auditing Equipment for Sale, Trade or to Purchase
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Equipement still for sail (what is left from what I was selling before)

For some reason I can't reply to my previous thread.  I sold the blower door and duct blaster/flow…See More
20 hours ago
Mark Sackerson replied to angela stanzione's discussion Used Weatherization and auditing equipment for sale in the group Energy Auditing Equipment for Sale, Trade or to Purchase
"Angela, Do you have any blower door sets left? mark"
21 hours ago
Mark Sackerson replied to Jeffrey Anthony's discussion Blower Door Kits in the group Energy Auditing Equipment for Sale, Trade or to Purchase
"Jeffrey, do you have any blower door kits left? mark msackerson@franzoso.com"
21 hours ago

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