<html><head><style type="text/css"><!-- DIV {margin:0px;} --></style></head><body><div style="font-family:bookman old style,new york,times,serif;font-size:10pt"><div>The early Siemens solar kits came with a heavy Gage plastic box that mounted on an "S" bracket tucked neatly under the panel.......It worked  well....<br><br>Max Balchowsky<br>SEE Systems<br>760-403-6810<br></div><div style="font-family: bookman old style,new york,times,serif; font-size: 10pt;"><br><div style="font-family: times new roman,new york,times,serif; font-size: 12pt;"><font face="Tahoma" size="2"><hr size="1"><b><span style="font-weight: bold;">From:</span></b> Drake Chamberlin <drake.chamberlin@redwoodalliance.org><br><b><span style="font-weight: bold;">To:</span></b> RE-wrenches <re-wrenches@lists.re-wrenches.org><br><b><span style="font-weight: bold;">Sent:</span></b> Tuesday, August 25, 2009 6:15:49 AM<br><b><span style="font-weight: bold;">Subject:</span></b> Re:
 [RE-wrenches] Thermal issues with PVC (was RE: raintite box mounting angle)<br></font><br> <meta http-equiv="x-dns-prefetch-control" content="off">  You can get metal NEMA 4 and NEMA 12, gasket sealed boxes made by Hoffman.  There should be no deformation issues.  The only possible issue could be the temperature of the gasket, but it would be held in place by the clamped cover.  Have the gaskets had an issue with the deformed PVC boxes?  <br><br> <br><br> At 10:44 PM 8/24/2009, you wrote:<br> <blockquote type="cite" class="cite" cite="">Hans,<br><br> that is an interesting reference, well done.<br> what about if the box is under the panels and only experiencing ambient temperatures?<br> That is kind of my current preference when I have to use pvc due to the deforming issues...<br> since the panels are movable by unbolting the slow-release mounting system, it is alright.<br><br> _______________________________________________<br> List
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 color="#0000ff" size="1">TM  </font><font color="#0000ff">Certified PV Installer <br> Office - 740-448-7328<br> Mobile - 740-856-9648 </font><meta http-equiv="x-dns-prefetch-control" content="on"></p></div></div></div></body></html>