General Forum (743)

Discussions Replies Latest Activity

Flow Grid suggestions?

Hi All, I am trying to figure out a good flow grid system to use for testing airflow in 2 to 5 ton forced air systems. Any favorites? Or, i…

Started by George Matthews

5 Jul 16
Reply by Kohta Ueno

State fire marshal joins investigation of mansion blaze

http://www.rep-am.com/news/local/doc53c0ac46d5638579408415.txt

Started by Richard Beyer

1 Jul 12
Reply by Richard Beyer

Cold climate wall

I have heard Joe Lstriburek twice say that a wall in this climate (Albany NY, almost 6,000 DD) should have 1/3 of the R-value on the outsid…

Started by Ed Minch

2 Jul 11
Reply by Don Hynek

So many homes have poorly installed fiberglass insulation. Have you been successful with a retrofit dense pack cellulose?

Doing testing of existing homes it is typical to see mottled patterns of surface temperatures with the FLIR Infrared Thermal Imager during…

Started by TJ Alexander

5 Jul 5
Reply by James P. Weingardt

Heat Loss Calculation

I want to discuss about the heat loss calculation that why we need to calculate heat loss? According to me - The heat loss calculation is…

Started by Anie

0 Jul 2

Energy Center and WBA team up to offer WI B4 conference in March 2015

For more than a decade, the Energy Center of Wisconsin and the Wisconsin Builders Association have designed and delivered premier conferenc…

Started by Energy Center University

0 Jun 26

Concrete floor insulation details

Greetings everyone!     I was hoping I could get some feedback with a building I am working on. The existing concrete was a 3 inch "homeow…

Started by Luis Hernandez

2 Jun 24
Reply by Hal Skinner

On the Question of Airtightness and Energy Performance

It is my understanding that you need an airtight envelope (let's say less than or equal to 0.6 ACH) along with super insulation (whatever R…

Started by Kaushal Bharath Raju

28 Jun 20
Reply by Brennan Less

Convert BTU/hr in a Manual J to actual fuel usages

I cannot find any conversion table that translates the BTU/hr heat loss in a Manual J report to the amount of fuel required to heat the bui…

Started by Dan Wise

13 Jun 19
Reply by eric anderson

Supply ventilation via inline fan and return duct

I am looking for a mechanical ventilation solution that is a step above the single supply or exhaust fan which is set to the required 62.2…

Started by Craig Bird

6 Jun 13
Reply by Air Track Inc

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Using PHPP in Building Design and Certification at Queen's Quay

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