That's exactly why I proposed the j-box in the attic. I agree with that assessment. As for the combined EGC/GEC, NM cable will not be sized adequately for a combined conductor.<br><br><div><div style="font-size:13px;font-family:Verdana,Arial,Helvetica,sans-serif">

<div style="margin:0 0 8px 0"><p style="margin:0"><span style="color:#808080"><strong>Jason Szumlanski</strong><em> </em></span></p><p style="margin:0"><span style="color:#808080"><em>Fafco Solar</em></span></p></div></div>

</div><br><div class="gmail_quote">On Thu, Oct 25, 2012 at 11:37 AM, Glenn Burt <span dir="ltr"><<a href="mailto:glenn.burt@glbcc.com" target="_blank">glenn.burt@glbcc.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">


<div lang="EN-US" link="blue" vlink="purple"><div><p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d">Soladeck on the rooftop places it in an environment that is considered ‘wet’.<u></u><u></u></span></p>


<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d">I don’t think Romex is listed for use in a wet environment.<u></u><u></u></span></p><p class="MsoNormal">


<span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d"><u></u> <u></u></span></p><p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d">This would force you to use the proposed jbox in the attic for the transition location.<u></u><u></u></span></p>


<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d">I also understood that you could combine the EGC and GEC into a single conductor as long as it is continuous or irreversibly spliced, as part of the ’08 code.<u></u><u></u></span></p>


<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d"><u></u> <u></u></span></p><p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d">-Glenn Burt<u></u><u></u></span></p>


<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d"><u></u> <u></u></span></p><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""> <a href="mailto:re-wrenches-bounces@lists.re-wrenches.org" target="_blank">re-wrenches-bounces@lists.re-wrenches.org</a> [mailto:<a href="mailto:re-wrenches-bounces@lists.re-wrenches.org" target="_blank">re-wrenches-bounces@lists.re-wrenches.org</a>] <b>On Behalf Of </b>Jason Szumlanski<br>


<b>Sent:</b> Thursday, October 25, 2012 9:13 AM<br><b>To:</b> RE-wrenches<br><b>Subject:</b> [RE-wrenches] Enphase and Romex<u></u><u></u></span></p><div><div><p class="MsoNormal"><u></u> <u></u></p><p class="MsoNormal">


I'm sure this has been covered, but I could not find it in the archives.<u></u><u></u></p><div><p class="MsoNormal"><u></u> <u></u></p></div><div><p class="MsoNormal">We are considering using Romex in the attic for the first time. My plan was to use the new Enphase coupler to connect the trunk cable to Type TC-ER, enter a Soladeck passthrough box on the roof into a junction box in the attic where I would make the transition to 10/3 Romex. I'm hung up on the GEC going back to the service panel. Any suggestions?<u></u><u></u></p>


</div><div><p class="MsoNormal"><u></u> <u></u></p></div><div><p class="MsoNormal" style="margin-bottom:12.0pt">By the way, we are on NEC 2008, and in most cases there is also a requirement for an additional grounding electrode per NEC 690.47(D) (that shouldn't really relate to my issue).<u></u><u></u></p>


<div><div><div style="margin-bottom:6.0pt"><p style="margin:0in;margin-bottom:.0001pt"><strong><span style="font-size:10.0pt;font-family:"Verdana","sans-serif";color:gray">Jason Szumlanski</span></strong><em><span style="font-size:10.0pt;font-family:"Verdana","sans-serif";color:gray"> </span></em><span style="font-size:10.0pt;font-family:"Verdana","sans-serif""><u></u><u></u></span></p>


<p style="margin:0in;margin-bottom:.0001pt"><em><span style="font-size:10.0pt;font-family:"Verdana","sans-serif";color:gray">Fafco Solar</span></em><span style="font-size:10.0pt;font-family:"Verdana","sans-serif""><u></u><u></u></span></p>


</div></div></div></div></div></div></div></div></blockquote></div><br>