Dennis Heidner's Discussions (132)

Discussions Replied To (107) Replies Latest Activity

"The LBNL studies pretty much demonstrate that you have savings by tightening up a bu…"

Dennis Heidner replied Jun 5 to On the Question of Airtightness and Energy Performance

28 Jun 20
Reply by Brennan Less

"I think if you read my comments and the articles - there are many caveats that go al…"

Dennis Heidner replied Jun 5 to On the Question of Airtightness and Energy Performance

28 Jun 20
Reply by Brennan Less

"Yeah,  and he should also suggest logging the relative humidity in the house...  wro…"

Dennis Heidner replied Jun 5 to On the Question of Airtightness and Energy Performance

28 Jun 20
Reply by Brennan Less

"This might be be far more than what you want... Join us for a free webinar on June…"

Dennis Heidner replied Jun 1 to On the Question of Airtightness and Energy Performance

28 Jun 20
Reply by Brennan Less

"In heating dominated environments it  makes sense and is important.  It is possible…"

Dennis Heidner replied Jun 1 to On the Question of Airtightness and Energy Performance

28 Jun 20
Reply by Brennan Less

""building science specialist in charge of energy efficiency in Berkeley " The specia…"

Dennis Heidner replied May 31 to On the Question of Airtightness and Energy Performance

28 Jun 20
Reply by Brennan Less

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

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

32 May 28
Reply by Dennis Heidner

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

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

32 May 28
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 to Tankless Water Heaters... has their time finally come?

32 May 28
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 to Tankless Water Heaters... has their time finally come?

32 May 28
Reply by Dennis Heidner

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Latest Activity

Steven Lewis replied to Christopher Talarico's discussion Heating with Tankless Water Heater & Hydronic Air Handler vs. Gas Furnace
"It looks better on paper than in real life applications.  Both Amana and Lennox came out with…"
11 hours ago
Dennis Heidner replied to Christopher Talarico's discussion Heating with Tankless Water Heater & Hydronic Air Handler vs. Gas Furnace
"Rinnai has application note on how to use their tankless hot water heater with a Rinnai water to…"
yesterday
Hal Skinner replied to Hal Skinner's discussion How much heat energy is lost through the floor of a house?
"I found the buildingscience article interesting.  Interesting that they noted the wet bottom…"
yesterday
Bud Poll replied to Hal Skinner's discussion How much heat energy is lost through the floor of a house?
"With conduction that ends at the bottom of the joists and convection that is naturally suppressed…"
yesterday
Hal Skinner replied to Hal Skinner's discussion How much heat energy is lost through the floor of a house?
"Good morning Bud, Took a quick look at the site and a couple others listed on the Yahoo…"
yesterday
Bud Poll replied to Hal Skinner's discussion How much heat energy is lost through the floor of a house?
"Hi Hal, Search "Basecalc basement heat loss".  From memory Canada (nrcan) has/had a…"
yesterday
Michael Dunseith posted photos
Saturday
Hal Skinner replied to Hal Skinner's discussion How much heat energy is lost through the floor of a house?
"II just remembered seeing a report by a federal adency, many years ago, that basically said …"
Saturday

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