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<DIV dir=ltr align=left> </DIV>
<DIV><SPAN class=564430809-13022008></SPAN>Tim,</DIV>
<DIV> </DIV>
<DIV><SPAN class=564430809-13022008></SPAN><SPAN
class=564430809-13022008></SPAN>A<SPAN class=564430809-13022008>ddendum k to
90.1-2004 adds a line to Table A2.3 for R-19:</SPAN></DIV>
<DIV><SPAN class=564430809-13022008></SPAN> </DIV>
<DIV><SPAN class=564430809-13022008><A
href="http://www.ashrae.org/technology/page/132">http://www.ashrae.org/technology/page/132</A></SPAN></DIV>
<DIV><SPAN class=564430809-13022008></SPAN> </DIV>
<DIV><SPAN class=564430809-13022008>
<P align=left><FONT face=Arial size=1>J. Cramer Silkworth
<BR>silkworth@transsolar.com <BR>+49 0711-67976-182 <BR>Transsolar
Energietechnik GmbH <BR></FONT><A title=blocked::http://www.transsolar.com/
href="http://www.transsolar.com/"><U
title=blocked::http://www.transsolar.com/><FONT
title=blocked::http://www.transsolar.com/ face=Arial color=#0000ff
size=1>http://www.transsolar.com</FONT></U></A><FONT face=Arial size=1>
<BR>Stuttgart - Munich - New York </FONT></P>
<P align=left><FONT face=Arial size=1>Climate Engineering: Technologies for
energy-efficiency and user comfort in buildings.<BR>Transsolar Energietechnik
GmbH, Curiestrasse 2, 70563 Stuttgart, Germany</FONT></P>
<P align=left><FONT face=Arial size=1>Amtsgericht Stuttgart - HRB 23347 /
USt-IdNr.: 99073/00911</FONT></P>
<P align=left><FONT face=Arial size=1>Partners: Dipl.Ing. Matthias Schuler,
Dipl.Ing. Thomas Auer, Dipl.Phys. Stefan Holst </FONT></P></SPAN></DIV>
<DIV><BR></DIV>
<DIV class=OutlookMessageHeader lang=en-us dir=ltr align=left>
<HR tabIndex=-1>
<B>From:</B> bldg-sim-bounces@lists.onebuilding.org
[mailto:bldg-sim-bounces@lists.onebuilding.org] <B>On Behalf Of </B>Howe,
Timothy<BR><B>Sent:</B> Tuesday, February 12, 2008 7:07 PM<BR><B>To:</B>
bldg-sim@lists.onebuilding.org<BR><B>Subject:</B> [Bldg-sim] Metal Building R-19
cavity insulation U-factor<BR><BR></DIV>
<DIV></DIV>
<DIV dir=ltr align=left><SPAN class=352080418-12022008>I have a metal building
wall construction with R-19 insulation between the girts.</SPAN></DIV>
<DIV dir=ltr align=left><SPAN class=352080418-12022008></SPAN> </DIV>
<DIV dir=ltr align=left><SPAN class=352080418-12022008>Now in ASHRAE 90.1-2004
Appendix A, Table A3.2 the single layer of mineral fiber only goes up to
R-13.</SPAN></DIV>
<DIV dir=ltr align=left><SPAN class=352080418-12022008></SPAN> </DIV>
<DIV dir=ltr align=left><SPAN class=352080418-12022008>Any suggestion on how to
determine the U-Factor for this wall?</SPAN></DIV>
<DIV dir=ltr align=left><SPAN class=352080418-12022008></SPAN> </DIV>
<DIV dir=ltr align=left><SPAN class=352080418-12022008>Thanks.</SPAN></DIV>
<DIV dir=ltr align=left><SPAN class=352080418-12022008></SPAN> </DIV>
<DIV dir=ltr align=left><SPAN class=352080418-12022008>Tim.</SPAN></DIV>
<DIV dir=ltr align=left> </DIV>
<DIV dir=ltr align=left> </DIV>
<DIV> </DIV>
<DIV style="FONT-SIZE: 9pt; FONT-FAMILY: Arial" align=left><B>Timothy
Howe</B><BR>Mechanical Engineer<BR>Stantec<BR></DIV></BODY></HTML>