Geoffrey Katz's Groups (3)

  • Building Performance Institute (BPI)

    314 members Latest Activity: Jan 13

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

  • Best Practices (Residential)

    311 members Latest Activity: yesterday

    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…

  • Wrightsoft - Manual J / Manual D

    46 members Latest Activity: Jul 30, 2015 If you use Wrightsoft to calculate loads or design ducts, you likely have questions.  Get answers from veteran program users and peers here!

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Latest Activity

Earth Advantage posted an event
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CakeSystems™ Software Course at Webinar

March 4, 2016 from 9am to 11am
CakeSystems Software training is offered as a self-paced online course of 3-4 hours followed by a…See More
31 minutes ago
Anthony Adams posted a blog post

Bonus room attic walls heat load

Hi Everyone...First of all I am 59yr old retired Federal employee. I took HVAC in a trade school 30…See More
3 hours ago
Tom White's video was featured

Multifamily Building Energy Innovation- TrueFlow Capture Box

Video explaining the new tool to help reduce the energy costs of effective ventilation in multifamily buildings.
7 hours ago
Alfie Davis posted a blog post

Utility of a Hardwood Staircase

Everything needs a makeover after a certain time. Your home is one of them.  Sometimes, you…See More
10 hours ago
miguel pace shared a profile on Facebook
15 hours ago
miguel pace liked miguel pace's blog post It is very important to select a fin fan
15 hours ago
Charles Ryan Weitzel posted a discussion

Oil Fired Boiler Being Used as the Heating Source in Two Air Handlers of a Historic Home

I'm not sure this makes any difference, but I've only run into a system like this here, where I…See More
20 hours ago
Ronald Wallis replied to Jonny Fisher's discussion Minneapolis Blower Doors and Duct Blaster for sale in the group Energy Auditing Equipment for Sale, Trade or to Purchase
"interested in your equipment. Do you have pics? Is equipment compliant with new regulations?"
yesterday

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