Eric Kjelshus's Discussions (112)

Discussions Replied To (95) Replies Latest Activity

"What is goal?   just to size the the house?  Cost the system?  Pay back on HVAC upgr…"

Eric Kjelshus replied Aug 11 to Load calculation program (software ) manual J

6 Sep 17
Reply by Rich Manning

"Most fireplaces a just a hole that lets heated/cooled air out chimney.  If the heate…"

Eric Kjelshus replied Aug 6 to Modeling a Gas Fireplace in Wrightsoft

12 Aug 26
Reply by Judy Rachel

"Biggest is to keep the CO  or other gas down in building  "

Eric Kjelshus replied Aug 1 to Is there is cost saving for you in having a tankless water heater?

84 Aug 1
Reply by tedkidd

"I look at this not about AFUE,  but flue gas dewpoint.  If your burn rate is rotting…"

Eric Kjelshus replied Jul 3 to Does altitude affect AFUE? or just the input/output BTUs?

25 Jul 15
Reply by Morgan M Audetat

"The heat exchanger gets burnt out, if presser is to high or if mix is to rich, then…"

Eric Kjelshus replied Jul 2 to Does altitude affect AFUE? or just the input/output BTUs?

25 Jul 15
Reply by Morgan M Audetat

"Afue is not a real number.   Look at system Efficiency BTU in vs BTU out,  Its more…"

Eric Kjelshus replied Jun 25 to Does altitude affect AFUE? or just the input/output BTUs?

25 Jul 15
Reply by Morgan M Audetat

"I see lack of air in sealing crawl spaces.   I gave a class on crawl spaces at last…"

Eric Kjelshus replied Jun 25 to Crawl spaces and attics: OSHA to implement new rule on confined spaces

4 Jul 9
Reply by John Nicholas

"Old school is to pace it.   Walk next to yard stick or 100' tape, Then get use to it…"

Eric Kjelshus replied Jun 9 to Best house measuring tools...

7 Jun 12
Reply by Lars olsen

" I have made my own but some…"

Eric Kjelshus replied May 28 to ERV in need of backflow preventer.

7 Jun 5
Reply by Morgan M Audetat

"Helps some.   Putting Water on roof with drip hose works better but water can get hi…"

Eric Kjelshus replied May 5 to cooling vests

9 May 17
Reply by Doug Krahl


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Bob Mariani replied to Alan Gindt's discussion Minneapolis Blower Door System for sale in the group Energy Auditing Equipment for Sale, Trade or to Purchase
"Is this still available?"
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Eric Kjelshus replied to John Gillis's discussion Energy Savings of Whole House Fans vs. Air Conditioners in SoCal Featured on New 'Ask This Old House' Season in the group News & Announcements
"2000 SF house in Kansas City needs a 36" whole house fan or about 8,000 CFM takes a 1/4 HP fan…"
11 hours ago
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News & Announcements

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11 hours ago
Eric Kjelshus replied to David Byrnes's discussion Insulation machine preferences
"If you find over heating look at voltage/amp draw very hard.    I find if you have…"
11 hours ago
Colin Genge posted events
13 hours ago
Adrienne DeAngelo posted an event

GreenPoint Rated CORE Training at Best Western Plus Marina Shores Hotel

October 15, 2015 to October 17, 2015
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14 hours ago
Colin Genge replied to John Carton's discussion Smoke Puffer stick
"Retrotec Smoke Puffer is available for pickup from Energy Federation. They will not ship them due…"
14 hours ago

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