Graham Irwin's Discussions (22)

Discussions Replied To (22) Replies Latest Activity

"I think it is important to check the energy consumption of such a large fan, even as…"

Graham Irwin replied Jul 31, 2014 to Whole House Fans - Love 'Em or Not?

73 Aug 14, 2014
Reply by Kurt Shafer

"This may be of general interest: https://attendee.gotowebinar.com/register/371662123…"

Graham Irwin replied May 1, 2014 to Affordability & Deep Energy Upgrade/Passive House Retrofit in Berkeley, California.

85 May 22, 2014
Reply by Kaushal Bharath Raju

"Good point, but the Passive House system is also running continuously, which would t…"

Graham Irwin replied May 1, 2014 to Affordability & Deep Energy Upgrade/Passive House Retrofit in Berkeley, California.

85 May 22, 2014
Reply by Kaushal Bharath Raju

"If you applied 100 CFM to the kitchen on demand, it would meet the 62.2 requirement,…"

Graham Irwin replied May 1, 2014 to Affordability & Deep Energy Upgrade/Passive House Retrofit in Berkeley, California.

85 May 22, 2014
Reply by Kaushal Bharath Raju

"This is pretty unsettling! To clarify, the presence of a recirculating hood is not a…"

Graham Irwin replied May 1, 2014 to Affordability & Deep Energy Upgrade/Passive House Retrofit in Berkeley, California.

85 May 22, 2014
Reply by Kaushal Bharath Raju

"0.006 ACH50 would be better, but not feasibly attainable. 1.5 vs 0.6 ACH50 makes a b…"

Graham Irwin replied Apr 30, 2014 to Affordability & Deep Energy Upgrade/Passive House Retrofit in Berkeley, California.

85 May 22, 2014
Reply by Kaushal Bharath Raju

"True, a vessel leaking water at the same rate would lose more energy, but since the…"

Graham Irwin replied Apr 30, 2014 to Affordability & Deep Energy Upgrade/Passive House Retrofit in Berkeley, California.

85 May 22, 2014
Reply by Kaushal Bharath Raju

"I take issue with your reasoning. Since Passive House is a performance metric, the c…"

Graham Irwin replied Apr 30, 2014 to Affordability & Deep Energy Upgrade/Passive House Retrofit in Berkeley, California.

85 May 22, 2014
Reply by Kaushal Bharath Raju

"It's interesting to me that ASHRAE 62.2 requires a kitchen exhaust vented directly t…"

Graham Irwin replied Apr 30, 2014 to Affordability & Deep Energy Upgrade/Passive House Retrofit in Berkeley, California.

85 May 22, 2014
Reply by Kaushal Bharath Raju

"I've been involved with a number of Passive House retrofits in California, including…"

Graham Irwin replied Apr 24, 2014 to Affordability & Deep Energy Upgrade/Passive House Retrofit in Berkeley, California.

85 May 22, 2014
Reply by Kaushal Bharath Raju

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Profile IconBarbara Smith and Carl Johnson joined Tom White's group
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Weatherization

Share your concerns and successes as a weatherization professional, or information for this…See More
1 hour ago
Carl Johnson replied to Joel Greenberg's discussion The Truth About Windows? in the group Weatherization
"I think the appeal of replacing windows is largely on the aesthetics for most homeowners. Nobody…"
1 hour ago
Carl Johnson commented on Amber Vignieri's blog post Chicago Winter No Match for Retrofitted Logan Square Building
"Beautiful home! Did Josh replace the windows as well or no? Living in Chicago myself, I know about…"
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Carl Johnson commented on Diane Jackson's blog post Two Addison Projects Win Housing Innovation Awards
"These homes look great! Congrats!"
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Carl Johnson is now a member of Home Energy Pros
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Paul Scheckel posted a blog post

Renewable Rant: Traditional Energy!

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Indoor Air Quality Monitors and Meters

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ERV Configuration

Greetings everyone,     I did an energy audit on this new home that is too tight and needs…See More
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