Robert Riversong's Discussions (213)

Discussions Replied To (190) Replies Latest Activity

"We all know that the Southland is "backwards". That's why we invaded it in 1861 and…"

Robert Riversong replied Sep 5, 2012 to Fun with Neutral Pressure Planes (NPP)

87 Sep 9, 2012
Reply by Robert Riversong

"I don't think the altitude would have much impact on the neutral pressure plane, whi…"

Robert Riversong replied Sep 5, 2012 to Fun with Neutral Pressure Planes (NPP)

87 Sep 9, 2012
Reply by Robert Riversong

"Except in this example the Delta-T is -35 and so the Delta-P would be -4 Pa."

Robert Riversong replied Sep 5, 2012 to Fun with Neutral Pressure Planes (NPP)

87 Sep 9, 2012
Reply by Robert Riversong

"Yes, but that's true only of a hermetically-sealed cylinder, not a leaky house. Oh!…"

Robert Riversong replied Sep 5, 2012 to Fun with Neutral Pressure Planes (NPP)

87 Sep 9, 2012
Reply by Robert Riversong

"If that were true, then a chimney extending a couple feet above the roof peak would…"

Robert Riversong replied Sep 5, 2012 to Fun with Neutral Pressure Planes (NPP)

87 Sep 9, 2012
Reply by Robert Riversong

"Correction: In doing some research to respond to other issues here, I stumbled acros…"

Robert Riversong replied Sep 5, 2012 to Fun with Neutral Pressure Planes (NPP)

87 Sep 9, 2012
Reply by Robert Riversong

"see http://archive.nrc-cnrc.gc.ca/eng/ibp/irc/cbd/building-digest-245.html "Measurem…"

Robert Riversong replied Sep 5, 2012 to Fun with Neutral Pressure Planes (NPP)

87 Sep 9, 2012
Reply by Robert Riversong

"Then why is atmospheric pressure part of the stack effect pressure formula? ΔP     …"

Robert Riversong replied Sep 5, 2012 to Fun with Neutral Pressure Planes (NPP)

87 Sep 9, 2012
Reply by Robert Riversong

"Not true. As long as there is enough leakage to make up that forced air volume, then…"

Robert Riversong replied Sep 5, 2012 to Fun with Neutral Pressure Planes (NPP)

87 Sep 9, 2012
Reply by Robert Riversong

"John, I just found this thread. Good stuff! I would say that this is identical to a…"

Robert Riversong replied Sep 5, 2012 to Fun with Neutral Pressure Planes (NPP)

87 Sep 9, 2012
Reply by Robert Riversong

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Forum Discussions

Mini split installation location

Started by Jan Green in HVAC. Last reply by Franco Oyuela on Friday. 5 Replies

Think of the house as a really big duct

Started by Frank Spevak in HVAC. Last reply by John White on Friday. 2 Replies

Mini split air conditioners and ceiling fans

Started by Beverly Lerch in General Forum. Last reply by Beverly Lerch on Thursday. 13 Replies

Condensation on ceiling and walls of master bedroom

Started by Jerry Needham in General Forum. Last reply by John Nicholas on Thursday. 10 Replies

What's the Most Profitable HVAC Job for Your Company?

Started by Wayne Melancon in HVAC. Last reply by Franco Oyuela on Tuesday. 4 Replies

Latest Activity

Franco Oyuela commented on David Byrnes's video
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Why One Room Is Hotter Than Others

"If the temperature difference between your bedroom and your living room feels like walking from a…"
Friday
Franco Oyuela replied to Jan Green's discussion Mini split installation location
"First: Mini split are a great option. Second:vI agree with David that installing on the south…"
Friday
Pearl Home Certification's blog post was featured
Friday
John White replied to Frank Spevak's discussion Think of the house as a really big duct
"Thanks for sharing this helpful information. Want to read more on duct cleaning pros and cons.…"
Friday
Jan Green replied to Jan Green's discussion Mini split installation location
"Thank you, thank you!  I appreciate your insights.  I agree with the idea that installing…"
Thursday
David Butler replied to Jan Green's discussion Mini split installation location
"Hi Jan, in a room like that with a relatively balanced aspect ratio, flat ceiling and not much…"
Thursday
Rick Blair joined Kyle Brown's group
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Wrightsoft - Manual J / Manual D

If you use Wrightsoft to calculate loads or design ducts, you likely have questions.  Get answers…See More
Thursday
Jan Green replied to Jan Green's discussion Mini split installation location
"This is a very rough diagram of the detached casita.  There are currently no windows in this…"
Thursday
Sean Wiens liked Jerry Needham's discussion Condensation on ceiling and walls of master bedroom
Thursday
Andrea Simmonsen liked David Byrnes's video
Thursday
Beverly Lerch replied to Beverly Lerch's discussion Mini split air conditioners and ceiling fans
"Thanks.  A very reasonable, practical answer.  We have done our experimenting and ceiling…"
Thursday
Pearl Home Certification posted a blog post
Thursday
John Nicholas replied to Jerry Needham's discussion Condensation on ceiling and walls of master bedroom
"Jerry, ;Have you opened the cathedral ceiling?  "
Thursday
Blake Reid replied to Beverly Lerch's discussion Mini split air conditioners and ceiling fans
"Good opinions in these replies!  I'll just add a few: * Experiment.  It's your…"
Wednesday
John White replied to Jerry Needham's discussion Condensation on ceiling and walls of master bedroom
"Condensation on ceiling occurs when the attic space above is poorly ventilated or insulated. The…"
Wednesday
Joshua P Murphy is now a member of Home Energy Pros Forum
Tuesday
Franco Oyuela replied to Frank Spevak's discussion Think of the house as a really big duct
"THANKS for the information. Ducted mini splits offer hidden benefits."
Tuesday
Franco Oyuela replied to Wayne Melancon's discussion What's the Most Profitable HVAC Job for Your Company?
"Get into commercial, it's more money!"
Tuesday
David Byrnes's video was featured

Why One Room Is Hotter Than Others

Ever wonder if your air conditioner is working right because one room never gets a cool or warm as others? Do you need a bigger air conditioner to fix a room...
Tuesday
Profile IconEric MacCallum, Adam Morgan and Caolan Hutchens joined Home Energy Pros Forum
Sep 17

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