Iain Walker
  • Alameda, CA
  • United States
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Iain Walker's Friends

  • Rebecca Olson
  • Elizabeth Russell
  • Bill Spohn
  • Rodney Fox
  • Home Energy Magazine
  • Eric Fick

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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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Latest Activity

Benny hani replied to Benny hani's discussion Manual J online
"Thanks Bob"
8 hours ago
Benny hani replied to Benny hani's discussion Manual J online
"Thank you Isaac"
8 hours ago
Bob Blanchette commented on Amber Vignieri's blog post Even with Polar Vortex, Hourly Pricing Participants Saved
"Looks like the days of paying a fixed amount per KWh are rapidly coming to an end. Many utilities…"
9 hours ago
Bob Blanchette replied to Benny hani's discussion Manual J online
"Be sure the size that you ACCURATELY calculate actually gets installed. Often…"
10 hours ago
Bob Blanchette replied to Sean Lintow Sr's discussion Water Saver or Gimmick? in the group Best Practices (Residential)
"The problem is these devices NEVER pay for themselves. Water is cheap, about $3 per 1,000 gallons…"
10 hours ago
Bud Poll replied to Rob Madden's discussion Blower Door Testing on Energy Star v3 home
"Where was the blower set up, front door, other?  Was if located in an unobstructed area, not a…"
21 hours ago
David N. Armington liked John Poole's discussion Two Part Epoxy and Repair of Structural Wood
David N. Armington joined John Poole's group

Historic Home

Historic and vintage homes are significant to our cultural heritage, yet often lack energy…See More

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