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<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>Is the 0.2 to 0.5 ACH based on blower door
testing? &nbsp;Did you apply some sort of conversion to get from the blower
door pressure differential to a typical real world pressure?<o:p></o:p></span></font></p>

<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'><o:p>&nbsp;</o:p></span></font></p>

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<p><font size=1 color=navy face=Arial><span style='font-size:9.0pt;font-family:
Arial;color:navy'>Doug Maddox<o:p></o:p></span></font></p>

<p><font size=1 color=navy face=Arial><span style='font-size:9.0pt;font-family:
Arial;color:navy'>The Weidt Group</span></font><o:p></o:p></p>

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face="Times New Roman"><span style='font-size:12.0pt;font-family:"Times New Roman"'>

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<p class=MsoNormal><b><font size=2 face=Tahoma><span style='font-size:10.0pt;
font-family:Tahoma;font-weight:bold'>From:</span></font></b><font size=2
face=Tahoma><span style='font-size:10.0pt;font-family:Tahoma'>
bldg-sim-bounces@lists.onebuilding.org
[mailto:bldg-sim-bounces@lists.onebuilding.org] <b><span style='font-weight:
bold'>On Behalf Of </span></b>James V. Dirkes II P.E.<br>
<b><span style='font-weight:bold'>Sent:</span></b> Monday, February 09, 2009
7:30 AM<br>
<b><span style='font-weight:bold'>To:</span></b> 'Eric Studer';
bldg-sim@lists.onebuilding.org<br>
<b><span style='font-weight:bold'>Subject:</span></b> Re: [Bldg-sim]
Infiltration Schedule</span></font><font size=3 face="Times New Roman"><span
style='font-size:12.0pt;font-family:"Times New Roman"'><o:p></o:p></span></font></p>

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<p class=MsoNormal><font size=2 face=Calibri><span style='font-size:11.0pt'><o:p>&nbsp;</o:p></span></font></p>

<p class=MsoNormal><font size=2 color=blue face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:blue'>Dear Andy and Eric,</span></font><font
size=3 face="Times New Roman"><span style='font-size:12.0pt;font-family:"Times New Roman"'><o:p></o:p></span></font></p>

<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt;font-family:"Times New Roman"'>&nbsp;<o:p></o:p></span></font></p>

<p class=MsoNormal><font size=2 color=blue face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:blue'>My past experience with industrial
buildings (manufacturing, assembly, warehouses, etc) indicates that a good
building has an AVERAGE winter AC/hr of ~0.2.&nbsp; Poor buildings are on the
order of 0.5 (or more!) </span></font><font size=3 face="Times New Roman"><span
style='font-size:12.0pt;font-family:"Times New Roman"'><o:p></o:p></span></font></p>

<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt;font-family:"Times New Roman"'>&nbsp;<o:p></o:p></span></font></p>

<p class=MsoNormal><font size=2 color=blue face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:blue'>This doesn't address residences (which
often have much higher infiltration rates) offices or high rises, but it may be
helpful.&nbsp; Most of the literature I'm familiar with indicates that
infiltration is normally a lot higher than is generally assumed.&nbsp; My
experience confirms that.</span></font><font size=3 face="Times New Roman"><span
style='font-size:12.0pt;font-family:"Times New Roman"'><o:p></o:p></span></font></p>

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<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt;font-family:"Times New Roman"'>&nbsp;<o:p></o:p></span></font></p>

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<p class=MsoNormal align=center style='text-align:center'><b><font size=4
face=Calibri><span style='font-size:13.5pt;font-weight:bold'>The Building
Performance Team<br>
</span></font>James V. Dirkes II, P.E., LEED AP<br>
</b><st1:Street w:st="on"><st1:address w:st="on">1631 Acacia Drive&nbsp;NW</st1:address></st1:Street><br>
<st1:place w:st="on"><st1:City w:st="on">Grand Rapids</st1:City>, <st1:State
 w:st="on">MI</st1:State> <st1:PostalCode w:st="on">49504</st1:PostalCode></st1:place><br>
616 450 8653<o:p></o:p></p>

<p class=MsoNormal><font size=2 face=Calibri><span style='font-size:11.0pt'><o:p>&nbsp;</o:p></span></font></p>

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<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt;font-family:"Times New Roman"'>&nbsp;<o:p></o:p></span></font></p>

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<blockquote style='margin-top:5.0pt;margin-right:0in;margin-bottom:5.0pt'>

<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt;font-family:"Times New Roman"'><o:p>&nbsp;</o:p></span></font></p>

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face="Times New Roman"><span style='font-size:12.0pt;font-family:"Times New Roman"'>

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<p class=MsoNormal style='margin-bottom:12.0pt'><b><font size=2 face=Tahoma><span
style='font-size:10.0pt;font-family:Tahoma;font-weight:bold'>From:</span></font></b><font
size=2 face=Tahoma><span style='font-size:10.0pt;font-family:Tahoma'>
bldg-sim-bounces@lists.onebuilding.org
[mailto:bldg-sim-bounces@lists.onebuilding.org] <b><span style='font-weight:
bold'>On Behalf Of </span></b>Eric Studer<br>
<b><span style='font-weight:bold'>Sent:</span></b> Monday, February 09, 2009
6:42 AM<br>
<b><span style='font-weight:bold'>To:</span></b> bldg-sim@lists.onebuilding.org<br>
<b><span style='font-weight:bold'>Subject:</span></b> Re: [Bldg-sim]
Infiltration Schedule</span></font><font size=3 face="Times New Roman"><span
style='font-size:12.0pt;font-family:"Times New Roman"'><o:p></o:p></span></font></p>

<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>I tend to model an air exchange rate of
0.15 ACH in perimeter spaces during unoccupied hours (e.g. outside air fans are
off with dampers closed) for new buildings (even if they have air
barriers).&nbsp; Vestibules, conditioned loading docks, etc usually get higher
air change rates.&nbsp; Zones with no exterior exposure should not be modeled
as having any infiltration since there is not a way for air at outside
conditions to make it to these zones.&nbsp; I assume no infiltration into
plenum zones.&nbsp; <o:p></o:p></span></font></p>

<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'><o:p>&nbsp;</o:p></span></font></p>

<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>I am curious to know whether or not this
seems reasonable based on real world experience.&nbsp; Andy, any thoughts?<o:p></o:p></span></font></p>

<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'><o:p>&nbsp;</o:p></span></font></p>

<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>Thanks,<o:p></o:p></span></font></p>

<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'><o:p>&nbsp;</o:p></span></font></p>

<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>Eric<o:p></o:p></span></font></p>

<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'><o:p>&nbsp;</o:p></span></font></p>

<div>

<p class=MsoNormal><font size=2 color=navy face=Calibri><span style='font-size:
10.0pt;color:navy'>Ph:&nbsp;&nbsp; (781) 431-1100 ext 12<br>
Fax:&nbsp;&nbsp;(781) 431-1109</span></font><font color=navy><span
style='color:navy'><o:p></o:p></span></font></p>

<p class=MsoNormal><font size=2 color=navy face=Calibri><span style='font-size:
11.0pt;color:navy'>&nbsp;</span></font><o:p></o:p></p>

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face="Times New Roman"><span style='font-size:12.0pt;font-family:"Times New Roman"'>

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<p class=MsoNormal><b><font size=2 face=Tahoma><span style='font-size:10.0pt;
font-family:Tahoma;font-weight:bold'>From:</span></font></b><font size=2
face=Tahoma><span style='font-size:10.0pt;font-family:Tahoma'>
bldg-sim-bounces@lists.onebuilding.org
[mailto:bldg-sim-bounces@lists.onebuilding.org] <b><span style='font-weight:
bold'>On Behalf Of </span></b>Andy hoover<br>
<b><span style='font-weight:bold'>Sent:</span></b> Friday, February 06, 2009
5:07 PM<br>
<b><span style='font-weight:bold'>To:</span></b> 'Talbert, Joshua';
bldg-sim@lists.onebuilding.org<br>
<b><span style='font-weight:bold'>Subject:</span></b> Re: [Bldg-sim]
Infiltration Schedule</span></font><font size=3 face="Times New Roman"><span
style='font-size:12.0pt;font-family:"Times New Roman"'><o:p></o:p></span></font></p>

</div>

<p class=MsoNormal><font size=2 face=Calibri><span style='font-size:11.0pt'><o:p>&nbsp;</o:p></span></font></p>

<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>Hi all:<o:p></o:p></span></font></p>

<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'><o:p>&nbsp;</o:p></span></font></p>

<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>We do building envelope consulting and are
very curious as to what folks do and what rates they use whatever
approach.&nbsp; When looking at buildings we find that most &nbsp;infiltrate
much more in the real world than designers estimate and that the fluctuations
are far greater than predicted.&nbsp; We would also love it if anyone has any
experiences which can be shared.<o:p></o:p></span></font></p>

<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'><o:p>&nbsp;</o:p></span></font></p>

<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>Thanks,<o:p></o:p></span></font></p>

<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'><o:p>&nbsp;</o:p></span></font></p>

<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>Andy <o:p></o:p></span></font></p>

<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'><o:p>&nbsp;</o:p></span></font></p>

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<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>Andy Hoover</span></font><font color=navy><span
style='color:navy'><o:p></o:p></span></font></p>

<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>Principal<o:p></o:p></span></font></p>

<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>The BEST Consultant, Inc.<o:p></o:p></span></font></p>

<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>Office: 678-200-7648<o:p></o:p></span></font></p>

<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>Fax:678-827-0574<o:p></o:p></span></font></p>

<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>Cell: 678-793-1159<o:p></o:p></span></font></p>

<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'><o:p>&nbsp;</o:p></span></font></p>

<p class=MsoNormal><font size=2 color=navy face=Calibri><span style='font-size:
11.0pt;color:navy'><a href="http://www.thebestconsultant.com">www.thebestconsultant.com</a></span></font><font
size=3 color=navy face="Times New Roman"><span style='font-size:12.0pt;
font-family:"Times New Roman";color:navy'><o:p></o:p></span></font></p>

<p class=MsoNormal><font size=2 color=navy face=Calibri><span style='font-size:
11.0pt;color:navy'><o:p>&nbsp;</o:p></span></font></p>

<p class=MsoNormal><font size=2 color=navy face=Calibri><span style='font-size:
11.0pt;color:navy'><o:p>&nbsp;</o:p></span></font></p>

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color=navy face=Calibri><span style='font-size:10.0pt;color:navy'>

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</span></font></div>

<p><font size=1 color=gray face=Arial><span style='font-size:7.5pt;font-family:
Arial;color:gray'>This message may contain confidential and/or privileged
information. If you are not the addressee or authorized to receive this
information for the addressee, you must not use, copy, disclose, or take any
action based on this message or information herein. If you have received this
message in error, please advise the sender immediately by reply e-mail and
delete this message. Thank you for your cooperation.</span></font><font size=2><span
style='font-size:10.0pt'><o:p></o:p></span></font></p>

</div>

<div>

<div class=MsoNormal align=center style='text-align:center'><font size=3
face="Times New Roman"><span style='font-size:12.0pt;font-family:"Times New Roman"'>

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<p class=MsoNormal><b><font size=2 face=Tahoma><span style='font-size:10.0pt;
font-family:Tahoma;font-weight:bold'>From:</span></font></b><font size=2
face=Tahoma><span style='font-size:10.0pt;font-family:Tahoma'>
bldg-sim-bounces@lists.onebuilding.org
[mailto:bldg-sim-bounces@lists.onebuilding.org] <b><span style='font-weight:
bold'>On Behalf Of </span></b>Talbert, Joshua<br>
<b><span style='font-weight:bold'>Sent:</span></b> Friday, February 06, 2009
10:30 AM<br>
<b><span style='font-weight:bold'>To:</span></b> bldg-sim@lists.onebuilding.org<br>
<b><span style='font-weight:bold'>Subject:</span></b> [Bldg-sim] Infiltration
Schedule</span></font><font size=3 face="Times New Roman"><span
style='font-size:12.0pt;font-family:"Times New Roman"'><o:p></o:p></span></font></p>

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<p class=MsoNormal><font size=2 face=Calibri><span style='font-size:11.0pt'><o:p>&nbsp;</o:p></span></font></p>

<p class=MsoNormal><font size=2 face=Calibri><span style='font-size:11.0pt'>Howdy
Bldg Sim peers!<o:p></o:p></span></font></p>

<p class=MsoNormal><font size=2 face=Calibri><span style='font-size:11.0pt'><o:p>&nbsp;</o:p></span></font></p>

<p class=MsoNormal><font size=2 face=Calibri><span style='font-size:11.0pt'>While
working on LEED Equest simulations I find that in an effort to simplify I end
up deleting the P-Inf and C-Inf Infiltration Schedules all of the time and end
just use &quot;<i><span style='font-style:italic'>undefined&quot;</span></i> to
simulate a constant infiltration rate.&nbsp; I was curious to know if anyone
uses the actual Infiltrations schedules, to emulate winds and or building
pressurization, and if so do you typically achieve more energy savings, and do
you find it worth the extra effort?<o:p></o:p></span></font></p>

<p class=MsoNormal><font size=2 face=Calibri><span style='font-size:11.0pt'><o:p>&nbsp;</o:p></span></font></p>

<p class=MsoNormal><font size=2 face=Calibri><span style='font-size:11.0pt'>Thanks
all and be well.<o:p></o:p></span></font></p>

<p class=MsoNormal><font size=2 face=Calibri><span style='font-size:11.0pt'><o:p>&nbsp;</o:p></span></font></p>

<p class=MsoNormal><font size=2 face=Calibri><span style='font-size:11.0pt'>Josh<o:p></o:p></span></font></p>

<div>

<p class=MsoNormal><font size=3 color="#003366" face=Papyrus><span
style='font-size:12.0pt;font-family:Papyrus;color:#003366'>Joshua W. Talbert </span></font><font
size=2 color="#003366" face="Times New Roman"><span style='font-size:10.0pt;
font-family:"Times New Roman";color:#003366'>P.E., LEED-AP</span></font><font
size=3 color="#003366" face=Papyrus><span style='font-size:12.0pt;font-family:
Papyrus;color:#003366'><o:p></o:p></span></font></p>

<p class=MsoNormal><font size=3 color="#003366" face=Papyrus><span
style='font-size:12.0pt;font-family:Papyrus;color:#003366'>Mechanical Engineer<o:p></o:p></span></font></p>

<p class=MsoNormal><font size=5 color="#003366" face=Arial><span
style='font-size:16.0pt;font-family:Arial;color:#003366'>Hallam</span></font><b><font
size=5 color="#cc3300" face="Arial Black"><span style='font-size:16.0pt;
font-family:"Arial Black";color:#CC3300;position:relative;top:-1.0pt;
mso-text-raise:1.0pt;font-weight:bold'>///</span></font></b><font size=5
color="#003366" face=Arial><span style='font-size:16.0pt;font-family:Arial;
color:#003366'>ICS<o:p></o:p></span></font></p>

<p class=MsoNormal><st1:Street w:st="on"><st1:address w:st="on"><font size=2
  color="#003366" face=Arial><span style='font-size:10.0pt;font-family:Arial;
  color:#003366'>38 Eastwood Dr. Suite 200</span></font></st1:address></st1:Street><font
size=2 color="#003366" face=Arial><span style='font-size:10.0pt;font-family:
Arial;color:#003366'><o:p></o:p></span></font></p>

<p class=MsoNormal><st1:place w:st="on"><st1:City w:st="on"><font size=2
  color="#003366" face=Arial><span style='font-size:10.0pt;font-family:Arial;
  color:#003366'>S. Burlington</span></font></st1:City><font size=2
 color="#003366" face=Arial><span style='font-size:10.0pt;font-family:Arial;
 color:#003366'>, <st1:State w:st="on">VT</st1:State> <st1:PostalCode w:st="on">05403</st1:PostalCode></span></font></st1:place><font
size=2 color="#003366" face=Arial><span style='font-size:10.0pt;font-family:
Arial;color:#003366'><o:p></o:p></span></font></p>

<p class=MsoNormal><font size=2 color="#003366" face=Arial><span
style='font-size:10.0pt;font-family:Arial;color:#003366'>P: (802) 658-4891<o:p></o:p></span></font></p>

<p class=MsoNormal><font size=2 color="#003366" face=Arial><span
style='font-size:10.0pt;font-family:Arial;color:#003366'>F: (802) 658-1457<o:p></o:p></span></font></p>

<p class=MsoNormal><font size=2 color="#003366" face=Arial><span
style='font-size:10.0pt;font-family:Arial;color:#003366'><o:p>&nbsp;</o:p></span></font></p>

</div>

<p class=MsoNormal><font size=2 face=Calibri><span style='font-size:11.0pt'><o:p>&nbsp;</o:p></span></font></p>

<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt;font-family:"Times New Roman"'><o:p>&nbsp;</o:p></span></font></p>

<div class=MsoNormal align=center style='text-align:center'><font size=3
face="Times New Roman"><span style='font-size:12.0pt;font-family:"Times New Roman"'>

<hr size=3 width="100%" align=center>

</span></font></div>

<p class=MsoNormal><font size=1 color=gray face=Arial><span style='font-size:
7.5pt;font-family:Arial;color:gray'><br>
CONFIDENTIALITY NOTICE:<br>
The information contained in this transmission, as well as any accompanying
documents, constitutes confidential and/or legally privileged information which
is the property of Hallam-ICS. The information is intended solely for the
individual entity named on this transmittal sheet. If you are not the
designated recipient, you are hereby notified that any disclosure, copying,
distribution or taking any action in reliance on this information is strictly
prohibited. If you received this in error, please contact the sender and delete
the material from any computer. Opinions, conclusions and the information in
this message that do not relate to the official business of my firm shall be
understood as neither given nor endorsed by it.</span></font><font size=3
face="Times New Roman"><span style='font-size:12.0pt;font-family:"Times New Roman"'><o:p></o:p></span></font></p>

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