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Making crawlspaces conditioned space

I am working, doing audits, with a contractor who tends to make basements, crawlspaces into conditioned space. Especially when all or most…

Started by Evan Riter in Best Practices

37 Jan 3, 2013
Reply by Curt Kinder

Home Energy Magazine and BPI Launch HVAC-2-HP

Home Energy magazine (HEM) and the Building Performance Institute, Inc. (BPI) are proud to announce the launch of HVAC-2-HP, a joint e-news…

Started by Mike Kandel in General Forum

2 Dec 31, 2012
Reply by Allan Mullaly

Unknown Old Insulation

I'm pretty sure I've never seen this stuff before. It's installed in rafters as batts, held in place by cardboard sheets below. Papery cons…

Started by Paul Bowman in General Forum

15 Dec 28, 2012
Reply by Matthew Redmond

Polyiso, roxul & reflective insulation combination

I am working on solutions for a cathedral type ceiling rehab project in a century home in Northern Ohio. The challenge is that there is lim…

Started by Daniel W in General Forum

11 Dec 27, 2012
Reply by Daniel W

Best Energy Myths

What are some of the best energy myths you have ever heard? I think this could be good for a couple of laughs. I will start: Incandescent l…

Started by Silas Inman in Best Practices

40 Dec 27, 2012
Reply by Nehemiah Stone

HRV or ERV

Hello all Home Pro's! I am wondering what is the best designed HRV or ERV you are using on your projects. My personal favorite is the Venma…

Started by Kevin Wood in General Forum

13 Dec 27, 2012
Reply by Kevin Wood

Heat Pump and AC together

http://www.atlassales.com/products/heati...2oach1211/ Go to the section near the bottom for stats on Heat Pump design.

Started by Kevin Wood in General Forum

10 Dec 23, 2012
Reply by dale conner

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 in Best Practices

21 Dec 22, 2012
Reply by Robert H

Change in Prerequisites for Retrofit Installer and Crew Leader Certifications; Deadline Extended for Retrofit Installer and Crew Leader Pilot Exam Applications

The U.S. Department of Energy (DOE), National Renewable Energy Laboratory (NREL), and Building Performance Institute, Inc. (BPI) have updat…

Started by Mike Kandel in General Forum

0 Dec 20, 2012

Sealing Vapor Barriers to Concrete Foundations

Was just looking for some input on different techniques for ensuring a permanent seal between a block foundation wall, and a 6 mil. poly ba…

Started by Tim Marlett in General Forum

14 Dec 13, 2012
Reply by Rob Orchard

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Measuring HVAC Performance webinar at Online

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