<html><body><div style="color:#000; background-color:#fff; font-family:times new roman, new york, times, serif;font-size:12pt"><div><span>I've only seen </span>reference values of interior convection coefficients for tilted surfaces, not exterior coefficients: which are available for summer & winter conditions, due to the difference in wind velocity.<br></div><div> </div><div>Paul Hay MBA, BA(Arch)<br>Managing Partner<br>PAUL HAY Capital Projects<br><br><span style="font-style:italic;">Caribbean Capital Project Management & Planning</span><br><br><img
src="data:image/png;base64,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756-0631</span></font></div><div class="yiv150174847MsoNormal"><font size="2"><span style="font-size:9.0pt;" lang="EN-US"> </span></font></div><div class="yiv150174847MsoNormal"><font size="2"><span style="font-size:9.0pt;" lang="EN-US">e-mail: paul.hay@phcjam.com</span></font></div><div class="yiv150174847MsoNormal"><font size="2"><span style="font-size:9pt;" lang="EN-US">skype name: phcjam</span></font></div><div class="yiv150174847MsoNormal"><font size="2"><span style="font-size:9pt;" lang="EN-US">twitter: http://www.twitter.com/phcjam</span></font></div><div class="yiv150174847MsoNormal"><font size="2"><span style="font-size:9.0pt;" lang="EN-US">web: http://www.phcjam.com</span></font></div><div class="yiv150174847MsoNormal"><font size="2"><span style="font-size:9.0pt;" lang="EN-US">profile: http://www.linkedin.com/company/paul-hay-capital-projects</span></font></div><div class="yiv150174847MsoNormal"><font size="2"><span
style="font-size:9.0pt;" lang="EN-US"><br></span></font></div><div class="yiv150174847MsoNormal"> <br></div><br><br> <div style="font-family: times new roman, new york, times, serif; font-size: 12pt;"> <div style="font-family: times new roman, new york, times, serif; font-size: 12pt;"> <div dir="ltr"> <font face="Arial" size="2"> ----- Forwarded Message -----<br> <b><span style="font-weight:bold;">From:</span></b> leen peeters <l.f.r.peeters@gmail.com><br> <b><span style="font-weight: bold;">To:</span></b> bldg-sim@lists.onebuilding.org <br> <b><span style="font-weight: bold;">Sent:</span></b> Saturday, February 11, 2012 2:59 PM<br> <b><span style="font-weight: bold;">Subject:</span></b> [Bldg-sim] exterior convection coefficient for tilted roof<br> </font> </div> <br>
<div id="yiv558109158"><div>Dear,</div>
<div> </div>
<div>can anyone point me to some reference values for exterior convection coefficients for tilted surfaces like a roof?</div>
<div> </div>
<div>Thanks</div>
<div> </div>
<div>Leen</div>
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