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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:12.0pt'>Robert – <o:p></o:p></span></p><p class=MsoNormal><span style='font-size:12.0pt'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:12.0pt'>The two things I think to investigate:<o:p></o:p></span></p><p class=MsoListParagraph style='text-indent:-.25in;mso-list:l1 level1 lfo3'><![if !supportLists]><span style='font-size:12.0pt'><span style='mso-list:Ignore'>1)<span style='font:7.0pt "Times New Roman"'> </span></span></span><![endif]><span style='font-size:12.0pt'>Do you comply with section 6.4.2.9 of 90.1-2007? This is the section that requires demand control ventilation for certain spaces on certain systems.<o:p></o:p></span></p><p class=MsoListParagraph style='text-indent:-.25in;mso-list:l1 level1 lfo3'><![if !supportLists]><span style='font-size:12.0pt'><span style='mso-list:Ignore'>2)<span style='font:7.0pt "Times New Roman"'> </span></span></span><![endif]><span style='font-size:12.0pt'>Is the project pursuing the LEED point for Outdoor Air delivery monitoring? If so, that has its own set of specifications, which include CO2 monitors (monitor only) for mechanically ventilated spaces that exceed a certain occupant density.<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:12.0pt'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:12.0pt'>AD<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:12.0pt'><o:p> </o:p></span></p><div><p class=MsoNormal style='line-height:150%;text-autospace:none'><b><span style='font-size:9.0pt;line-height:150%;font-family:"Verdana","sans-serif";color:gray'>Aaron Dahlstrom , PE, LEED® AP</span></b><o:p></o:p></p><p class=MsoNormal style='line-height:150%;text-autospace:none'><b><span style='font-family:"AvantGarde Bk BT","sans-serif";color:#17365D'>In P</span></b><b><span style='font-family:"AvantGarde Bk BT","sans-serif";color:#619428'>o</span></b><b><span style='font-family:"AvantGarde Bk BT","sans-serif";color:#17365D'>sse</span></b><span style='font-size:9.0pt;line-height:150%;font-family:"Verdana","sans-serif";color:gray'> – </span><span style='font-size:8.0pt;line-height:150%;font-family:"Verdana","sans-serif";color:gray'>A subsidiary of</span><span style='font-size:9.0pt;line-height:150%;font-family:"Verdana","sans-serif";color:gray'> </span><b><span style='font-size:9.0pt;line-height:150%;font-family:"Verdana","sans-serif";color:#CC0000'>AKF</span></b><span style='font-size:9.0pt;line-height:150%;font-family:"Verdana","sans-serif";color:gray'>| 1500 Walnut Street, Suite 1414, Philadelphia, PA 19102 </span><o:p></o:p></p><p class=MsoNormal style='line-height:150%;text-autospace:none'><span style='font-size:9.0pt;line-height:150%;font-family:"Verdana","sans-serif";color:gray'>d: 215-282-6753| m: 267-507-5470| In Posse: 215-282-6800| AKF: 215-735-7290</span><o:p></o:p></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.0pt;font-family:"Verdana","sans-serif";color:gray'>e: ADahlstrom@in-posse.com | in posse web: <a href="http://www.in-posse.com/">www.in-posse.com</a> | akf web: <a href="http://www.akfgroup.com/">www.akfgroup.com</a></span><o:p></o:p></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.0pt;font-family:"Verdana","sans-serif";color:gray'> </span><o:p></o:p></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.0pt;font-family:"Verdana","sans-serif";color:gray'> </span><o:p></o:p></p></div><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Times New Roman","serif";color:gray'> </span><span style='font-size:12.0pt'><o:p></o:p></span></p><div><div style='border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0in 0in 0in'><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"'> equest-users-bounces@lists.onebuilding.org [mailto:equest-users-bounces@lists.onebuilding.org] <b>On Behalf Of </b>Robert E. O'Connell<br><b>Sent:</b> Wednesday, October 26, 2011 2:06 PM<br><b>To:</b> equest-users@lists.onebuilding.org<br><b>Subject:</b> [Equest-users] Co2 Monitoring<o:p></o:p></span></p></div></div><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><span style='font-family:"Times New Roman","serif"'>Gentlemen I have a question regarding 90.1 when modeling a space. <o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Times New Roman","serif"'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-family:"Times New Roman","serif"'>The design we are using for a project is to provide minimum ventilation (as called for in ASHRAE 62.1-2007) to all the spaces based on max occupancy. The spaces are offices and conference rooms, one or two class rooms. The heating and cooling load is provide in each space by FCU. The make-up air is preconditioned to 55 Degree F. The relief air passes through a heat recover unit to collect the heat from the relief air. <o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Times New Roman","serif"'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-family:"Times New Roman","serif"'>If was are not varying the make-up air quantity do we need to have CO2 monitoring in each space.<o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Times New Roman","serif"'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-family:"Times New Roman","serif"'>Do you believe we would get any push back from USGBC on this.<o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Times New Roman","serif"'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-family:"Times New Roman","serif"'>Has anyone dealt with this issue before. <o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Times New Roman","serif"'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-family:"Times New Roman","serif"'>Robert O'Connell P.E. <o:p></o:p></span></p><p class=MsoNormal><span style='font-size:12.0pt;font-family:"Times New Roman","serif"'>Email: <a href="mailto:reoconnell@meengineering.com">reoconnell@meengineering.com</a></span><o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><span style='font-size:12.0pt;font-family:"Times New Roman","serif"'><br>________________________________________________________________________<br>This Email has been scanned for all viruses by PAETEC's Hosted E-mail Security Services, utilizing MessageLabs proprietary SkyScan infrastructure. 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