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</o:shapelayout></xml><![endif]--></head><body lang=EN-US link=blue vlink=purple><div class=WordSection1><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Correct.<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal align=center style='text-align:center'><b><span style='font-size:11.0pt;font-family:"Arial","sans-serif";color:#0A3782'>James V Dirkes II, PE, BEMP, LEED AP</span></b><b><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#3434F4'><br></span></b><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><a href="http://www.buildingperformanceteam.com/"><b><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#BFBFBF'>www.buildingperformanceteam.com</span></b></a></span><b><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#BFBFBF'> <br></span></b><b><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#548DD4'>Energy Analysis, Commissioning & Training Services</span></b><b><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#778188'><br></span></b><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#778188'>1631 Acacia Drive, Grand Rapids, MI 49504</span><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#778188'> USA</span><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#778188'><br>616 450 8653<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>From:</span></b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'> Chris Yates [mailto:chris.malcolm.yates@gmail.com] <br><b>Sent:</b> Thursday, June 13, 2013 7:08 AM<br><b>To:</b> Jim Dirkes<br><b>Cc:</b> bldg-sim@lists.onebuilding.org<br><b>Subject:</b> Re: [Bldg-sim] economiser for climate zone 1<o:p></o:p></span></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Thanks Jim,<o:p></o:p></p><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>So your understanding is that a mixing box still exists, but the control that varies outdoor air rate doesn't exist. It is in effect a fixed outdoor air rate.<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>??<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>Many thanks<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal style='margin-bottom:12.0pt'>Chris<o:p></o:p></p><div><p class=MsoNormal>On Thu, Jun 13, 2013 at 11:48 AM, Jim Dirkes <<a href="mailto:jim@buildingperformanceteam.com" target="_blank">jim@buildingperformanceteam.com</a>> wrote:<o:p></o:p></p><div><div><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Chris,</span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>More warm weather = less available cooling from outdoor air = less justification for spending money to install economizer controls.</span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>p.s., You must provide minimum outdoor air for ventilation, but need not also cool with outdoor air</span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'> </span><o:p></o:p></p><p class=MsoNormal align=center style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;text-align:center'><b><span style='font-size:11.0pt;font-family:"Arial","sans-serif";color:#0A3782'>James V Dirkes II, PE, BEMP, LEED AP</span></b><b><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#3434F4'><br></span></b><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><a href="http://www.buildingperformanceteam.com/" target="_blank"><b><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#BFBFBF'>www.buildingperformanceteam.com</span></b></a></span><b><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#BFBFBF'> <br></span></b><b><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#548DD4'>Energy Analysis, Commissioning & Training Services</span></b><b><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#778188'><br></span></b><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#778188'>1631 Acacia Drive, Grand Rapids, MI 49504 USA<br><a href="tel:616%20450%208653" target="_blank">616 450 8653</a></span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'> </span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>From:</span></b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'> <a href="mailto:bldg-sim-bounces@lists.onebuilding.org" target="_blank">bldg-sim-bounces@lists.onebuilding.org</a> [mailto:<a href="mailto:bldg-sim-bounces@lists.onebuilding.org" target="_blank">bldg-sim-bounces@lists.onebuilding.org</a>] <b>On Behalf Of </b>Chris Yates<br><b>Sent:</b> Thursday, June 13, 2013 6:36 AM<br><b>To:</b> <a href="mailto:bldg-sim@lists.onebuilding.org" target="_blank">bldg-sim@lists.onebuilding.org</a><br><b>Subject:</b> [Bldg-sim] economiser for climate zone 1</span><o:p></o:p></p><div><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'> <o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'>Is it just me, or is does it seem terrifically wasteful that a climate 1 building doesn't require an economiser? Or am I missing something?<o:p></o:p></p><div><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'> <o:p></o:p></p></div><div><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'>KR / Chris<o:p></o:p></p></div></div></div></div></div><p class=MsoNormal><o:p> </o:p></p></div></div></body></html>