Dennis Heidner's Discussions (198)

Discussions Replied To (171) Replies Latest Activity

"That is probably what I was seeing also.  I  spent time in mid seventies, late 80's…"

Dennis Heidner replied May 28, 2014 to Tankless Water Heaters... has their time finally come?

32 May 28, 2014
Reply by Dennis Heidner

"Steven, last time I was in Germany,  nearly every residential house (older than 10 y…"

Dennis Heidner replied May 28, 2014 to Tankless Water Heaters... has their time finally come?

32 May 28, 2014
Reply by Dennis Heidner

"Yes, I do... re-read my comments in the whole blog.  It was pro's and con's, plus th…"

Dennis Heidner replied May 27, 2014 to Tankless Water Heaters... has their time finally come?

32 May 28, 2014
Reply by Dennis Heidner

"I am an engineer.  And yes I do understand latent and sensible heat.  And I do have…"

Dennis Heidner replied May 27, 2014 to Tankless Water Heaters... has their time finally come?

32 May 28, 2014
Reply by Dennis Heidner

"The small heat loss from the heater and keeping the area warm is exactly something t…"

Dennis Heidner replied May 27, 2014 to Tankless Water Heaters... has their time finally come?

32 May 28, 2014
Reply by Dennis Heidner

"Absolutely!   I sometimes cringe when I've seen some of the DIY tankless installatio…"

Dennis Heidner replied May 25, 2014 to Tankless Water Heaters... has their time finally come?

32 May 28, 2014
Reply by Dennis Heidner

"And that really is a very good point.    I have friend/relative that really seem to…"

Dennis Heidner replied May 25, 2014 to Tankless Water Heaters... has their time finally come?

32 May 28, 2014
Reply by Dennis Heidner

"That really depends on your location.  Northern climates yes,  but Hawaii,  or clima…"

Dennis Heidner replied May 25, 2014 to Tankless Water Heaters... has their time finally come?

32 May 28, 2014
Reply by Dennis Heidner

"Yes,  and the authors unit (Marey) is probably okay,  until you look at what else mi…"

Dennis Heidner replied May 23, 2014 to Tankless Water Heaters... has their time finally come?

32 May 28, 2014
Reply by Dennis Heidner

"AO Smith Vertex is about $1600, 90% efficient, 78,000 BTU,  which means you might be…"

Dennis Heidner replied May 23, 2014 to Tankless Water Heaters... has their time finally come?

32 May 28, 2014
Reply by Dennis Heidner

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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

For sale is one used TEC Minneapolis blower door system: Includes model 3 fan with rings A and B,…See More
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"The Nay side is well represented with the links already posted. I presented a neutral side, with…"
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Ray Lehman replied to Kevin Emerson's discussion Studies re: radon mitigation and energy efficiency
"Hey John, Thanks for the information.  Very good empirical data. While I agree that running…"
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