I always recommend grounding the metal roof also, even without panels on them. most of the sealing methods we use can insulate the rack from the roof S5 type clamps being an exception
Just a couple thoughts from an overheated brain ! Bob Ellison > On Jun 17, 2018, at 1:46 PM, "glenn.b...@glbcc.com" <glenn.b...@glbcc.com> > wrote: > > We use the Ilsco SGB-4 ground lug on every pan under the array for > residential systems. > > -Glenn > > Sent from my Verizon LG Smartphone > > ------ Original message------ > From: AE Solar > Date: Sun, Jun 17, 2018 12:29 PM > To: RE-wrenches; > Cc: > Subject:[RE-wrenches] grounding on metal roofs > > wrenchers, > what methods are you all using for grounding on metal roofs? thanks > adam > > Adam Katzman > Autonomous Energies > PO Box 1245 > Kingston, NY 12402 > www.autonomousenergies.com > (518) 567-1468 > > _______________________________________________ > List sponsored by Redwood Alliance > > List Address: RE-wrenches@lists.re-wrenches.org > > Change listserver email address & settings: > http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org > > List-Archive: > http://www.mail-archive.com/re-wrenches@lists.re-wrenches.org/maillist.html > > List rules & etiquette: > www.re-wrenches.org/etiquette.htm > > Check out or update participant bios: > www.members.re-wrenches.org >
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