Eric Kjelshus's Discussions (138)

Discussions Replied To (119) Replies Latest Activity

"some can get up to 92% with PVC vent.   Some use 24 volt thermostat that can be +- 2…"

Eric Kjelshus replied Aug 14, 2015 to Modeling a Gas Fireplace in Wrightsoft

12 Aug 26, 2015
Reply by Judy Rachel

"U-tube "super attic"  they use a 4" "fire proof" coated foam.  I have put air handle…"

Eric Kjelshus replied Aug 13, 2015 to Hot roof insulation opinion for North eastern area

3 Aug 13, 2015
Reply by Eric Kjelshus

"I put a 2 Inch foam cover and painted it black and dropped the heat loss by 3/4.  Yo…"

Eric Kjelshus replied Aug 13, 2015 to Modeling a Gas Fireplace in Wrightsoft

12 Aug 26, 2015
Reply by Judy Rachel

"I like Wright soft with drawing boxes,  I can run a load in 10 min whole house. room…"

Eric Kjelshus replied Aug 11, 2015 to Load calculation program (software ) manual J

10 Dec 28, 2015
Reply by Eric Kjelshus

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

Eric Kjelshus replied Aug 11, 2015 to Load calculation program (software ) manual J

10 Dec 28, 2015
Reply by Eric Kjelshus

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

Eric Kjelshus replied Aug 6, 2015 to Modeling a Gas Fireplace in Wrightsoft

12 Aug 26, 2015
Reply by Judy Rachel

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

Eric Kjelshus replied Aug 1, 2015 to Is there is cost saving for you in having a tankless water heater?

84 Aug 1, 2015
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, 2015 to Does altitude affect AFUE? or just the input/output BTUs?

25 Jul 15, 2015
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, 2015 to Does altitude affect AFUE? or just the input/output BTUs?

25 Jul 15, 2015
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, 2015 to Does altitude affect AFUE? or just the input/output BTUs?

25 Jul 15, 2015
Reply by Morgan M Audetat

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"Here are the pics of the flowhood and airdata manometer"
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Joe Urycki added a discussion to the group Energy Auditing Equipment for Sale, Trade or to Purchase
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TEC blower door and UEI combustion analyzer for sale

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