Iain Walker
  • Alameda, CA
  • United States
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  • Bill Spohn
  • Rod Fox
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Latest Activity

Iain Walker replied to Blake Shurtz's discussion Crawlspaces in Bay Area
"It depends where you are in the Bay Area.  If on high ground with dry soil there isn't much effect.  But in my old house in Alameda where water came up out of the ground when it rained and the soil surface was permanently wet then the…"
Jan 9, 2014
Iain Walker replied to Roman's discussion Range Hood Draft
"ASHRAE 62.2 specifies a 100 cfm minimum but some recent experimental work at LBNL suggests that 150-200 cfm might be nearer the mark for most range hoods. The question is - where is the other 125 cfm coming from?  Microwave range hoods often…"
Sep 23, 2013
Iain Walker replied to George Kopf's discussion ASHRAE 62.2.2010 and the $20 app
"In the interests of full disclosure I will start by letting you know that I am a member of the 62.2 committee.  I would to know what parts of 62.2 are confusing because we want a usable standard. If you could elaborate, maybe I (or other…"
Jan 11, 2013
Iain Walker replied to Eric Sperline's discussion Residential ventilation levels
"The ASHRAE ventilation Standard is NOT about replacing oxygen - it really is about diluting and removing pollutants that are generated indoors by bringing in outside air - wether that is through ducts using a supply fan or through the building…"
Aug 16, 2012
Iain Walker replied to Mike Kandel's discussion BPI's August Stump the Chump! in the group Building Performance Institute (BPI)
"Its the block heater. "
Aug 16, 2012
Iain Walker joined Leslie McDowell, BPI's group

Building Performance Institute (BPI)

BPI is the nation's premier standards development, quality assurance and credentialing organization for residential energy efficiency retrofit work.See More
Aug 16, 2012
Iain Walker replied to George Kopf's discussion Heat loss from ducts
"You can use ASHRAE Std 152 that was developed explicitly to do this.  Some of the inputs can be a bit obscure - particularly trying to estimate thermal regain but this paper has some reasonable defaults: On-line PDF version There is also a…"
Aug 9, 2012
Iain Walker commented on Home Energy Magazine's blog post Advice from a Homeowner
"Even as I type this my home is recovering from having blown in insulation installed in the walls through exterior stucco and also through lath and plaster.  The exterior holes are for the first floor and interior holes are for the second floor…"
Oct 25, 2011
Iain Walker is now friends with Eric Fick and Bill Spohn
Mar 16, 2011
Iain Walker and Carol A. Markell are now friends
Nov 2, 2010
Iain Walker is now a member of Home Energy Pros
Oct 28, 2010

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Home Energy Pros was founded by the developers of Home Energy Saver Pro (sponsored by the U.S. Department of Energy,) and brought to you in partnership with Home Energy magazine.  Home Energy Pros is sponsored by the Better Buildings Residential Network.

Latest Activity

Green Training USA posted a blog post

Deal or No Deal - You Name the Price

Deal or No Deal - You Name the Price Let’s have some fun in October!   Is there a training you…See More
1 hour ago
Gabrielle Rossetti posted an event

ASHRAE 62.2 Ventilation for Single-Family Dwellings at Online

October 15, 2015 at 6pm to November 27, 2015 at 7pm
1 hour ago
John Gillis joined Diane Chojnowski's group

News & Announcements

Share your news and announcements with the community in this group.See More
1 hour ago
Gabrielle Rossetti is now a member of Home Energy Pros
1 hour ago
Robyn Smith replied to Chris Woods's discussion Looking to purchase Minneapolis Blower door system- Model 3 with DG-700 in the group Energy Auditing Equipment for Sale, Trade or to Purchase
"Hi Chris, I replied to you via email yesterday. I have what you are looking for!! Minneapolis…"
22 hours ago
Profile IconJohn Gillis, William C Gilbert, Brian Breckin and 4 more joined Home Energy Pros
Paul Scheckel posted a blog post

Energy Ambassadors: Cuba and Vermont

Last winter i had the pleasure of hosting a Cuban colleague for a week in Vermont. We toured the…See More
Linda Wigington commented on David Eggleton's group 1000 Home Challenge
"Two more projects have recently been approved as 1000 Home CHallenge candidates. We welcome Eric…"

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