<html><body><div style="color:#000; background-color:#fff; font-family:times new roman, new york, times, serif;font-size:12pt"><div style="RIGHT: auto"><SPAN style="RIGHT: auto">Hi Steve:</SPAN></div>
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<div style="RIGHT: auto"><SPAN style="RIGHT: auto">I am just guessing, but when you tighten a building up from air, you tend to lose (in my experience) any "free cooling" you may have had from a leaky building in cooling months.</SPAN></div>
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<div style="MARGIN: 0in 0in 0pt" class=MsoNormal><A name=_MailAutoSig><SPAN style="COLOR: #1f497d; mso-fareast-font-family: 'Times New Roman'; mso-fareast-theme-font: minor-fareast; mso-no-proof: yes"><FONT face=Calibri>John R. Aulbach, PE, CEM<?xml:namespace prefix = o ns = "urn:schemas-microsoft-com:office:office" /><o:p></o:p></FONT></SPAN></A></div>
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<div style="MARGIN: 0in 0in 0pt" class=MsoNormal><SPAN style="mso-bookmark: _MailAutoSig"></SPAN><A href="http://www.ptrenergy.com/"><FONT face=Calibri><SPAN style="mso-bookmark: _MailAutoSig"><SPAN style="mso-fareast-font-family: 'Times New Roman'; mso-fareast-theme-font: minor-fareast; mso-no-proof: yes">www.ptrenergy.com</SPAN></SPAN><SPAN style="mso-bookmark: _MailAutoSig"></SPAN></FONT></A><SPAN style="mso-bookmark: _MailAutoSig"><SPAN style="COLOR: #1f497d; mso-fareast-font-family: 'Times New Roman'; mso-fareast-theme-font: minor-fareast; mso-no-proof: yes"><FONT face=Calibri> </FONT></SPAN></SPAN><A href="mailto:%7C%20jaulbach@ptrenergy.com"><SPAN style="mso-bookmark: _MailAutoSig"><SPAN style="mso-fareast-font-family: 'Times New Roman'; mso-fareast-theme-font: minor-fareast; mso-no-proof: yes"><FONT face=Calibri>| jaulbach@ptrenergy.com</FONT></SPAN></SPAN><SPAN style="mso-bookmark: _MailAutoSig"></SPAN></A><SPAN style="mso-bookmark:
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<DIV style="BORDER-BOTTOM: #ccc 1px solid; BORDER-LEFT: #ccc 1px solid; PADDING-BOTTOM: 0px; LINE-HEIGHT: 0; MARGIN: 5px 0px; PADDING-LEFT: 0px; PADDING-RIGHT: 0px; HEIGHT: 0px; FONT-SIZE: 0px; BORDER-TOP: #ccc 1px solid; BORDER-RIGHT: #ccc 1px solid; PADDING-TOP: 0px" class=hr contentEditable=false readonly="true"></DIV><B><SPAN style="FONT-WEIGHT: bold">From:</SPAN></B> steve clark <scstevemclark@gmail.com><BR><B><SPAN style="FONT-WEIGHT: bold">To:</SPAN></B> equest-users@lists.onebuilding.org <BR><B><SPAN style="FONT-WEIGHT: bold">Sent:</SPAN></B> Tuesday, November 22, 2011 4:42 PM<BR><B><SPAN style="FONT-WEIGHT: bold">Subject:</SPAN></B> [Equest-users] negative energy savings for infiltration reduction?<BR></FONT><BR>
<DIV id=yiv1976869003>When modeling infiltration (ACH) reduction in equest, I often get smal negative electricity (cooling) savings and large positive heating savings. This can occur even when air sealing is accompanied by insulation( spray foam) for multifamily buildings in NJ and PA.<BR><BR>Do other people see this? IS there any explanation for this? or is a bug? <BR clear=all><BR>-- <BR>Steve Clark<BR><BR><BR></DIV><BR>_______________________________________________<BR>Equest-users mailing list<BR><A href="http://lists.onebuilding.org/listinfo.cgi/equest-users-onebuilding.org" target=_blank>http://lists.onebuilding.org/listinfo.cgi/equest-users-onebuilding.org</A><BR>To unsubscribe from this mailing list send a blank message to <A href="mailto:EQUEST-USERS-UNSUBSCRIBE@ONEBUILDING.ORG" ymailto="mailto:EQUEST-USERS-UNSUBSCRIBE@ONEBUILDING.ORG">EQUEST-USERS-UNSUBSCRIBE@ONEBUILDING.ORG</A><BR><BR><BR></DIV></DIV></div></body></html>