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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

Energy Savings that Are Hot Air!

Energy Savings that Are Hot Air! : why doesn't this surprise me? The brits are able to do the real calculations, but we aren't. This articl…

Started by Tom DelConte

13 Jan 27, 2014
Reply by Tom Mallard

Remote temperature sensor for wired thermostat

This is a tricky one to google because "remote" is overshadowed by remote control apps for things like Nest thermostats. My problem is this…

Started by Tom S

5 Jan 23, 2014
Reply by dale conner

Fun with Fluids

Greetings ... We live at the bottom of an Ocean of Air.Does anyone want to "play with fluids"?Here is an interesting Video about "Stack Eff…

Started by John Brooks

2 Jan 22, 2014
Reply by Bud Poll

Calculating heat loss

Could anyone help me calculate a breakdown that shows  heat loss in BTU/hour that adds up to 100% and shows % or subtotals for the sub-cate…

Started by Luis Hernandez

3 Jan 21, 2014
Reply by Bud Poll

Peak Energy Saver

Is any one familiar with the Peak Energy Saver from www.peakenergytech.com  The unit is intended to store energy from motors used in the ho…

Started by Paul Stevens

21 Jan 16, 2014
Reply by Bob Blanchette

Any good supply distributors in Ohio?

Is anyone aware of a few decent Ohio distributor/wholesaler of energy and weatherization products? As supposed to the other “Big box boys”?…

Started by John Wes

5 Jan 13, 2014
Reply by Bill Spohn

Insulating the "walls" of a mansard-style roof.

Hello pros. Please see the attached pictures. Any insights on how you would insulate the 2nd story walls of this house? The house is locate…

Started by Patrick Michaelyan

20 Jan 13, 2014
Reply by Robert Haverlock

We are past the point of who's fault is it....

A client had a new double wide set (27x56) in1997 a couple years later had an addition (27x20) to the west side with 27x20 attached garage…

Started by billy g pinnick jr

1 Jan 13, 2014
Reply by Eric Kjelshus

Another Window Question

We all know windows are cold in winter and do a poor job of keeping the heat in.  Unfortunately, the calculations that show the potential s…

Started by Bud Poll

1 Jan 9, 2014
Reply by Bud Poll

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Robert Zockoff replied to Gregory Cisco's discussion Abandoning under-slab HVAC ductwork which fills with groundwater seasonally.
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