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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:10.0pt;font-family:"Arial","sans-serif";color:#1F497D'>Oh! There was the problem… I was looking at the 90.1 2004 User’s Manual!<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D'>So as long as we proportionally reduce windows to bring the overall building glazing percentage to 40%, I should be good?<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><b><span style='font-size:14.0pt;font-family:"Calibri","sans-serif";color:#C75B12'>William Mak, LEED Green Associate</span></b><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:#1F497D'><br></span><span style='font-size:8.0pt;font-family:"Arial","sans-serif";color:black'>Mechanical Design Engineer</span><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:black'><br></span><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:#1F497D'><br></span><b><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#C75B12'>EPSTEIN</span></b><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:#1F497D'><br></span><span style='font-size:8.0pt;font-family:"Arial","sans-serif";color:black'>Architecture<br>Interiors<br>Engineering<br>Construction<br><br>600 West Fulton Street<br>Chicago, Illinois 60661-1259<br><br>D: (312) 429-8116<br>F: (312) 559-1217<br>E:</span><span style='font-size:8.0pt;font-family:"Arial","sans-serif";color:#0070C0'> <a href="mailto:wmak@epsteinglobal.com">wmak@epsteinglobal.com</a></span><span style='font-size:8.0pt;font-family:"Arial","sans-serif";color:black'><br>W:</span><span style='font-size:8.0pt;font-family:"Arial","sans-serif";color:#C75B12'> <a href="http://www.epsteinglobal.com/"><span style='color:#C75B12'>www.epsteinglobal.com</span></a></span><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:black'><br><br></span><span style='font-size:10.0pt;font-family:Webdings;color:#00B050'>þ</span><span style='font-size:8.0pt;font-family:"Arial","sans-serif";color:black'> Epstein is a firm believer in sustainability. We ask that you please consider the environment before printing this e-mail.<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D'><o:p> </o:p></span></p><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"'> bldg-sim-bounces@lists.onebuilding.org [mailto:bldg-sim-bounces@lists.onebuilding.org] <b>On Behalf Of </b>Cheney<br><b>Sent:</b> Wednesday, December 22, 2010 5:04 PM<br><b>To:</b> Jason Glazer<br><b>Cc:</b> bldg-sim@lists.onebuilding.org<br><b>Subject:</b> Re: [Bldg-sim] ASHRAE 90.1-2007 Fenestration Areas<o:p></o:p></span></p></div><p class=MsoNormal><o:p> </o:p></p><div><p class=MsoNormal><span style='font-family:"Tahoma","sans-serif"'>Carol and Jason tend to buy the idea of proportionally reduce the windows. Well, Yes and No. It very much depends on which standard, 2004 or 2007, you are going to use. </span><o:p></o:p></p></div><div><p class=MsoNormal> <o:p></o:p></p></div><div><p class=MsoNormal><span style='font-family:"Tahoma","sans-serif"'>What Will quoted is from 90.1-2004 (User Manual), so I answered accordingly in my last email. The proof can be found at Page G-16, </span><b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>Example G-D—Baseline Building Model, Building Envelope. </span></b><br><br><span style='font-family:"Tahoma","sans-serif"'>From the answer, it says: " ...</span><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>The baseline building window area is distributed equally on each facade in horizontal bands. This means that some rooms that do not have windows in the proposed building will have windows in the baseline building. Since daylighting is not modeled in the baseline building, the position of the band of glass above the floor is not relevant...." </span><o:p></o:p></p></div><div><p class=MsoNormal> <o:p></o:p></p></div><div><p class=MsoNormal><span style='font-family:"Tahoma","sans-serif"'>In 2007, however, it says: " ...</span><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>The baseline building has each window (including glass doors) area reduced proportionally by a factor of 67% (40%/60%=67%) from the proposed building. ..." </span><o:p></o:p></p></div><div><p class=MsoNormal> <o:p></o:p></p></div><div><p class=MsoNormal><span style='font-family:"Tahoma","sans-serif"'>Does it answer your question, Will? </span><o:p></o:p></p></div><div><p class=MsoNormal> <o:p></o:p></p></div><div><p class=MsoNormal><span style='font-family:"Comic Sans MS"'>Regards, </span><o:p></o:p></p></div><div><p class=MsoNormal> <o:p></o:p></p></div><div><p class=MsoNormal><span style='font-family:"Comic Sans MS"'>Cheney</span><o:p></o:p></p></div><div><p class=MsoNormal> <o:p></o:p></p></div><div><p class=MsoNormal><span style='font-family:"Comic Sans MS"'>LinkedIN @ </span><a href="http://ca.linkedin.com/pub/yu-cheney-chen/27/637/72b" target="_blank"><span style='font-family:"Comic Sans MS"'>http://ca.linkedin.com/pub/yu-cheney-chen/27/637/72b</span></a><span style='font-family:"Comic Sans MS"'> </span><o:p></o:p></p></div><p class=MsoNormal><o:p> </o:p></p></div></body></html>