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Retrofit insulation on the roof over cathedral ceiling

I have an under-insulated roof above a "cathedral ceiling".  The shingles need to be replaced this year.  It occurred to me that this could…

Started by George Whiting

24 Mar 25, 2013
Reply by R Higgins

I never had anything good to say about crappy LED Retrofits....

Here is why-- I can speak about 3 instances where manufacturers of LED retrofits have had  faulty stuff recalled - the latest Lighting Scie…

Started by Dennis McCarthy

1 Mar 24, 2013
Reply by Dennis Heidner

Free Energy Audit Sales Flyer / Brochures

copy and paste this for your web browser  http://www.marylandenergyauditor.com/home-energy-audit-brochures.html

Started by Damien Herold

1 Mar 15, 2013
Reply by Damien Herold

BPI's Home Performance-Related Data Standards Released for Public Comment

The Building Performance Institute, Inc. (BPI) is pleased to announce that its BPI-2100-S-2013: Standard for Home Performance-Related Data…

Started by Mike Kandel

0 Mar 12, 2013

BPI Introduces New Renewal Policy for Certified Home Performance Professionals

Today BPI announced a new certification renewal policy that recognizes the work experience of BPI certified professionals. The new policy e…

Started by Mike Kandel

15 Mar 7, 2013
Reply by Robert vanCreveld

The Government is looking for public comment on Green Building Certification Systems

If there was anything that was relevant to what brought us all here to rant and rave and sometimes learn this would be it. I heard a guy sa…

Started by William H Nickerson

0 Mar 6, 2013

What is COSTCO doing?

Does anyone else just see a lawsuit when they watch this video? http://www.trustedhomeservices.com/eshield/video.asp

Started by Craig Bird

31 Mar 1, 2013
Reply by Jerry Lahr

Which Hydronic Air Handler

We are about to add hydronic air handlers to our options due to low BTU needs in California.  First Company is the only one that I have any…

Started by Rich Johnson

8 Feb 27, 2013
Reply by Jack Lance

If you had 30 seconds to tell a homeowner what your company does, how would it go?

hi, how would you answer this question? it can be difficult in any industry to come up with 30 second commercial for your business. However…

Started by Noah Glatfelter

12 Feb 23, 2013
Reply by Dennis McCarthy

Can you solve this month's stumper?

Here is your chance! Thanks to Bo Jespersen, President of The Breathable Home in Manchester, Maine for contributing February's home perform…

Started by Mike Kandel

0 Feb 21, 2013

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Too many BTU's. Too much horsepower?

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Started by Brad Cook in General Forum. Last reply by John Nicholas yesterday. 2 Replies

Strange IR Image

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Eric Kjelshus replied to Steve's discussion Too many BTU's. Too much horsepower?
"Its more about run time with high RH removing, than to large over sized AC unit, in houses.  …"
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Crowdsourcing for Innovation

Share Your Ideas!Novel Building Envelope Design for Increased Thermal PerformanceIn 2014, more than…See More
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Walter Ahlgrim replied to Steve's discussion Too many BTU's. Too much horsepower?
"The 5 ton system you have is not 500 hp racecar engines they are 500 hp truck engines. The duct…"
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Daniel James Grundy replied to Daniel James Grundy's discussion Stack/wind pressure and flow networks.
"So I wanted to start with a basic who can help then go into more detail later. But yes find…"
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Daniel James Grundy replied to Daniel James Grundy's discussion Stack/wind pressure and flow networks.
"My tutor got back to me and while areas don't quite feel right a little to much assumptions…"
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Brennan Less replied to Daniel James Grundy's discussion Stack/wind pressure and flow networks.
"Daniel, I'm assuming you're trying to predict the airflows through the different openings…"
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Energy Auditing Equipment for Sale, Trade or to Purchase

Discuss the pros and cons of the equipment you are interested in prior to purchase. Post equipment…See More
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