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Discussions Replies Latest Activity

New PV system. What is your experience with different panel manufacturers?

I am about to pull the trigger on having a 5.9kW system put on our home/office, but honestly PV systems are kind of outside of my realm of…

Started by Jason Raddenbach in General Forum

12 Apr 25, 2013
Reply by Jason Raddenbach

Air Source Heat Pumps Question from Colorado

One of our readers asked us this question - we'd love any feedback you have: For the climate in Denver, do air source heat pumps with natur…

Started by Home Energy Magazine in General Forum

6 Apr 25, 2013
Reply by Jose Macho

Geothermal real-world performance

I've heard that measured performance of actual, installed geoexchange systems can be much lower than advertized COP numbers. Is anyone awar…

Started by Doug Horgan in HVAC

32 Apr 19, 2013
Reply by Terry D. Davenport

Looking for a cure for a warping hardwood floor not caused by a leak

I have a client who is has a lovely house built in 2010 that has oak hardwood floors throughout. There are apparently no other moisture iss…

Started by Paul Raymer in General Forum

17 Apr 18, 2013
Reply by Ed Minch

Energy Myths- Fact or Fiction?

MYTH: Closing off vents and registers will reduce your heating bill.False. If you have a modern forced air heating system, the pressure loa…

Started by Tom DelConte in General Forum

8 Apr 15, 2013
Reply by Bob Blanchette

Backup Power for Pump on Radiant Heat System

A friend of mine in Traverse City asked about options for powering a pump on his home's radiant heat system. During an extended power outag…

Started by Nick Helmholdt in General Forum

6 Apr 11, 2013
Reply by Dennis Heidner

Enforcement_Policy_Furnace

http://energy.gov/sites/prod/files/2013/04/f0/Enforcement_Policy_Furnace_Stds_04052013.pdf 80% will still be illegible in north 30 states b…

Started by Eric Kjelshus in General Forum

4 Apr 11, 2013
Reply by Eric Kjelshus

Basements and BAS

I frequently find that if I include basement area and volume in a BPI calculation for Building Airflow Standard then relatively high flow r…

Started by Pat Dundon in General Forum

16 Apr 11, 2013
Reply by Pat Dundon

Blower Door Testing

I've been asked to perform blower door testing on a house that is to be built.The architects builders estimate specifications state " Perfo…

Started by Thomas Varney in General Forum

5 Apr 11, 2013
Reply by Curt Kinder

Cost of training and certification

I'm curious about why training and certification in our industry is so expensive. If everyone was getting grants, I could see how $1600 for…

Started by Andrew Aliferis in General Forum

11 Apr 10, 2013
Reply by Andrew Aliferis

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Forum Discussions

How would you insulate this roof?

Started by David Butler in General Forum. Last reply by David Butler 12 hours ago. 15 Replies

Psychrometric Chart Training

Started by John Krochmalny in Training. Last reply by Mahendra Shah 15 hours ago. 1 Reply

Dirty solar panels

Started by Evan Mills in General Forum. Last reply by Stacie Bagnasco on Monday. 1 Reply

Latest Activity

tedkidd replied to Bob Blanchette's discussion Tankless Water Heaters... has their time finally come?
"Yeah. Gas water…"
4 hours ago
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…"
5 hours ago
Stuart Langley liked Chris Clay's photo
10 hours ago
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…"
12 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…"
12 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…"
12 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…"
13 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…"
13 hours ago

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