[Bldg-sim] Metal Building R-19 cavity insulation U-factor

[Kevin Kyte]

This may help.

 

http://www.maconline.org/designalert.PDF

 

 

 

Kevin Kyte, LEED AP

RobsonWoese, Inc.

(T) 716-636-1800

(F) 716-636-1856

 <http://robsonwoese.com/index.php> http://robsonwoese.com

 

From: bldg-sim-bounces at lists.onebuilding.org
[mailto:bldg-sim-bounces at lists.onebuilding.org] On Behalf Of Howe, Timothy
Sent: Tuesday, February 12, 2008 1:07 PM
To: bldg-sim at lists.onebuilding.org
Subject: [Bldg-sim] Metal Building R-19 cavity insulation U-factor

 

I have a metal building wall construction with R-19 insulation between the
girts.

 

Now in ASHRAE 90.1-2004 Appendix A, Table A3.2 the single layer of mineral
fiber only goes up to R-13.

 

Any suggestion on how to determine the U-Factor for this wall?

 

Thanks.

 

Tim.

 

 

 

Timothy Howe
Mechanical Engineer
Stantec

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