General Forum (1,012)

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Measuring fresh air intake ducted to a return and no way of measuring from outside.

I am sure this is a challenge that some of you have faced before: You have an air handling system with fresh air intake that is ducted into…

Started by Jack Baikoff

22 Feb 7, 2013
Reply by Dale Sherman

Ahhh...home inspection! The things we find!

A colleague sent this along and I thought I would share.  Buckle up, folks.  This is what we're up against! http://blog.sfgate.com/onthebl

Started by George Kopf

1 Feb 7, 2013
Reply by David Meiland

Rock Wool Old Dog New Tricks?

I've been reading a lot of info from Europe on rock wool. It is claimed to be close in R-value to foam and much greener with open vapor. I…

Started by Richard Scott Mills

5 Feb 6, 2013
Reply by Jose Macho

What do dung beetles have that we don't?

I see over 14,000 news items -- including all the major media -- in the past two days. What do they have that we don't? We've all heard the…

Started by Evan Mills

3 Feb 3, 2013
Reply by Evan Mills

Would you like a lighting audit with your energy audit ?

Do energy audits that neglect doing the "subset" of a lighting audit underserve the client ?    If your auto mechanic excluded evaluations…

Started by Dennis McCarthy

8 Feb 2, 2013
Reply by Curt Kinder

BPI Certified Repairman Saves Woman's Life by Recognizing Carbon Monoxide Poisoning

BPI recognizes the heroic efforts of BPI Certified Building Analyst Carl Harvey, who saved the life of a homeowner when he detected a poten…

Started by Mike Kandel

0 Jan 31, 2013

The Energy Upgrade Project Manager as the Rater

In California the prevalent and rebate or incentive sanctioned model to perform a whole house performance upgrade usually requires places h…

Started by Bruce Helft

0 Jan 28, 2013

January's Stump the Chump

This month's head scratcher comes from Ken Tohinaka of the Vermont Energy Investment Corporation in Burlington, Vermont. Ken explains that…

Started by Mike Kandel

6 Jan 24, 2013
Reply by John Brooks

WAP Program Management/Administration

I'm in the process of performing a literature review of sorts collecting as much information about WAP program management and/or administra…

Started by Chase Counts

2 Jan 24, 2013
Reply by Fred Stratton

BPI Celebrates 20 Years of Raising the Bar!

More than 20 years ago a group of building tradesmen and weatherization program professionals had a vision for independent, third party ver…

Started by Mike Kandel

1 Jan 24, 2013
Reply by Diane Chojnowski

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Forum Discussions

How would you insulate this roof?

Started by David Butler in General Forum. Last reply by David Butler 9 hours ago. 15 Replies

Psychrometric Chart Training

Started by John Krochmalny in Training. Last reply by Mahendra Shah 12 hours ago. 1 Reply

Dirty solar panels

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tedkidd replied to Bob Blanchette's discussion Tankless Water Heaters... has their time finally come?
"Yeah. Gas water…"
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Eric Kjelshus replied to Bob Blanchette's discussion Tankless Water Heaters... has their time finally come?
"With super cheap natural gas prices now, still worth going all electric?  Tankless needs a lot…"
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Stuart Langley liked Chris Clay's photo
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David Butler replied to David Butler's discussion How would you insulate this roof?
"Stuart, I wasn't considering the copula windows... yes, those would indeed need to be…"
9 hours ago
Stuart Langley replied to David Butler's discussion How would you insulate this roof?
"Well, @David Butler, you have seen the property more accurately than I have, but my impression of…"
9 hours ago
David Butler replied to David Butler's discussion How would you insulate this roof?
"@ Stuart,I don't think there's any concern about impact of 4" build-up on elevation…"
10 hours ago
Stuart Langley replied to David Butler's discussion How would you insulate this roof?
"So this building has a few issues with air leaks and air leaks have so much to do with discomfort…"
10 hours ago
Stuart Langley replied to David Butler's discussion How would you insulate this roof?
"John Hatfield has the right idea here for a new roof deck. Polyiso boards always need a good stout…"
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