<html><body><div style="color:#000; background-color:#fff; font-family:times new roman, new york, times, serif;font-size:12pt"><div><span>Hi Chris,</span></div><div style="color: rgb(0, 0, 0); font-size: 16px; font-family: 'times new roman', 'new york', times, serif; background-color: transparent; font-style: normal;"><span><br></span></div><div style="color: rgb(0, 0, 0); font-size: 16px; font-family: 'times new roman', 'new york', times, serif; background-color: transparent; font-style: normal;"><span>Looking at the same page, I'm taking the U-value of 0.19 in metric to be equivalent to the R-value listed below - R-30, in the imperial column. </span></div><div style="color: rgb(0, 0, 0); font-size: 16px; font-family: 'times new roman', 'new york', times, serif; background-color: transparent; font-style: normal;"><span><br></span></div><div style="color: rgb(0, 0, 0); font-size: 16px; font-family: 'times new roman', 'new york', times, serif;
background-color: transparent; font-style: normal;">Formulas/definitions involved in the calculation & conversion are outlined in Section 3 of ASTM C1363-11.</div><div style="color: rgb(0, 0, 0); font-size: 16px; font-family: 'times new roman', 'new york', times, serif; background-color: transparent; font-style: normal;"><br></div><div style="color: rgb(0, 0, 0); font-size: 16px; font-family: 'times new roman', 'new york', times, serif; background-color: transparent; font-style: normal;">Looks like a good result for the sake of comparison.</div><div style="color: rgb(0, 0, 0); font-size: 16px; font-family: 'times new roman', 'new york', times, serif; background-color: transparent; font-style: normal;"><br></div><div style="color: rgb(0, 0, 0); font-size: 16px; font-family: 'times new roman', 'new york', times, serif; background-color: transparent; font-style: normal;">Sarah</div><div><br></div> <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"> <hr size="1"> <font size="2" face="Arial"> <b><span style="font-weight:bold;">From:</span></b> Chris Magwood <chris@endeavourcentre.org><br> <b><span style="font-weight: bold;">To:</span></b> Global Straw Building Network <GSBN@sustainablesources.com> <br> <b><span style="font-weight: bold;">Sent:</span></b> Thursday, April 25, 2013 10:07 AM<br> <b><span style="font-weight: bold;">Subject:</span></b> [GSBN] Looking for science guy help<br> </font> </div> <div class="y_msg_container"><br>If I were looking at a testing report for the thermal performance of <br>bale walls and the published result is:<br><br>0,19 W/(m2•°C)<br><br>What does that mean? Can somebody help me with an R-value equivalent?<br><br>Thanks ever so much!<br><br>Chris<br><br>-- <br>Chris Magwood<br>Director, Endeavour
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