All Discussions Tagged 'air' (11)

Discussions Replies Latest Activity

Basing air exchange on house volume??

I have long objected to including a basement volume when calculating air exchange as it just doesn't leak like the rest of the house.  In f…

Started by Bud Poll

17 Jan 8
Reply by Dennis Heidner

Cellulose As An Air Seal

I often hear people proclaim that a thick layer of cellulose will seal all of those air leaks below, thus eliminating the need to dig throu…

Started by Bud Poll

14 Dec 7, 2014
Reply by Bpb Farmer

Air Source Heat pump or mini-split efficiency

Greetings everyone!     I have a technical questions I hope I could get some feedback! I understood that air source heat pumps are very ef…

Started by Luis Hernandez

1 Apr 30, 2014
Reply by George J. Nesbitt

Calculating BTU lost per cfm leaks

Hi everyone,     A couple of my colleagues were discussing the benefits of air sealing, when I was asked if I could quantify the actual va…

Started by Luis Hernandez

23 Feb 1, 2014
Reply by Dmitri A Martin

Hot air language

One of the objectives of my many discussions on "why hot air rises" has been to change the way we describe that process.  The reason I beli…

Started by Bud Poll

14 Oct 25, 2013
Reply by Ed Minch

Cooling His Room With a Big Refrigerator - What is Wrong with That?

       It was very hot this July 4th for Peter when his room AC broke down.  Nothing taste better than a cold beer from the refrigerator.  …

Started by Perry Ning

5 Sep 14, 2013
Reply by Perry Ning

Boxing and Insulating Around Non-ICAT Cans

I have a client with 16) 4" halogen recessed light fixtures in the attic. I'd like to cover the cans with air tight, fire rated boxes. The…

Started by Bachi Brunato

9 May 31, 2013
Reply by peter chang

Misting Aeroseal in Pressurized Home = Amazing Air Sealing Innovation

As a training program manager for a non-profit, I am often too busy managing my program to catch all of the latest and coolest innovations…

Started by George Kopf

0 May 24, 2013

New furnace causing interference with AM radio?

I just wrapped up a quality assurance site inspection where I heard something unusual. The homeowner had a new furnace & central air co…

Started by Nick Helmholdt

9 Mar 25, 2013
Reply by Nick Helmholdt

Tired of climbing ladders and reaching to find air leaks during blower door test I have a solution!!!

Yes, a thermal image camera is a good way, but a better way to instantly see the leak and the cfm amount of the leak-- try using the Alnor…

Started by Damien Herold

17 Nov 26, 2012
Reply by Damien Herold

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Want to Lead a Breakout Session at RaterFest! 2015?

We are adding something new to RaterFest! this year... attendee led breakout sessions on Saturday…See More
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Rod Fox replied to Rod Fox's discussion Does calcification affect electric water heater aquastat temperature sensor performance?
"We're in climate zone 5 (near Santa Fe, NM) where it's dry as a bone. Gonna head to that…"
3 hours ago
Bud Poll replied to Rod Fox's discussion Does calcification affect electric water heater aquastat temperature sensor performance?
"The two 4500 watt elements will never operate simultaneously.  It will be one or the…"
4 hours ago
Rod Fox replied to Rod Fox's discussion Does calcification affect electric water heater aquastat temperature sensor performance?
"Correction to this last posting... This model only operates one element at a time, not two in…"
4 hours ago
Rod Fox replied to Rod Fox's discussion Does calcification affect electric water heater aquastat temperature sensor performance?
"Agreed. Incidentally, I just called tech support at Bradford White (and actually spoke to a…"
4 hours ago
Hans Joachim Preiss replied to Rod Fox's discussion Does calcification affect electric water heater aquastat temperature sensor performance?
"Rod, Because the tank is not overheating, the behavior is either normal for this tank or there is a…"
4 hours ago
Rod Fox replied to Rod Fox's discussion Does calcification affect electric water heater aquastat temperature sensor performance?
"Hey thanks Hans. I didn't know about the benefit of the heatpump units having the elements…"
4 hours ago
Rod Fox replied to Rod Fox's discussion Does calcification affect electric water heater aquastat temperature sensor performance?
"I'm not sure if the tank was flushed at the time of element replacement. I would have hoped…"
4 hours ago

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