All Discussions Tagged 'duct' (5)

Discussions Replies Latest Activity

Air Source Heat pump or mini-split efficiency

Greetings everyone!     I have a technical questions I hope I could get some feedback! I understood that air source heat pumps are very ef…

Started by Luis Hernandez

0 on Friday

Duct Cleaning? Good value or a waste of money?

I have lots of my auditing customers who ask me about duct cleaning, and if they should do it.  It seems like the only way to get them real…

Started by Gordon Smith

21 Dec 22, 2012
Reply by Robert H

Section 403.2.2 of the 2009 IECC

We've received a lot of calls of (panicked) HVAC contractors on this new code requiring duct leakage testing. Can anyone shed some light on…

Started by Tracy & Matt

11 Mar 22, 2012
Reply by Bob Blanchette

So have you experienced the New TEC Trainer?

Just curious if any trainers/students have experienced the new TEC Trainer form The Energy Conservatory.  If so, we'd loved to hear feedbac…

Started by Tracy & Matt

0 Jan 26, 2012

Duct testing in a conditioned crawlspace

Concerning duct testing in crawlspaces (this is for new houses for Energy Star, but will be the same for existing houses):I have a house on…

Started by Ed Minch

13 Nov 25, 2011
Reply by Ed Minch

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Blower Door Package for Sale

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HVAC

HVAC design, Manuals J, S, T, & D, Duct leakage, Air flow, ENERGY STAR new home requirements,…See More
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Wrightsoft - Manual J / Manual D

If you use Wrightsoft to calculate loads or design ducts, you likely have questions.  Get answers…See More
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Jim Gunshinan commented on Jim Gunshinan's blog post Energy Upgrade California—Up Close and Personal
"I had a revelation while attending Bruce Manclark's session of duct leak testing at the Energy…"
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George J. Nesbitt commented on Jim Gunshinan's blog post Energy Upgrade California—Up Close and Personal
"Blower Door; the 2007 test was a depressurization test, and the 2014 a pressurization test, which…"
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George J. Nesbitt replied to Kaushal Bharath Raju's discussion Affordability & Deep Energy Upgrade/Passive House Retrofit in Berkeley, California.
"Plan, plan, plan, plan. The 1st step to is to understand the house, how it's built, the…"
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Kaushal Bharath Raju replied to Kaushal Bharath Raju's discussion Affordability & Deep Energy Upgrade/Passive House Retrofit in Berkeley, California.
"Hi David, Thanks for pointing out Martin Holiday's article. I do not wish to engage in the…"
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