The rack company general specialties recommends a SS washer between aluminum to aluminum, as in rack rails m
Sent from my iPhone > On Jan 27, 2016, at 10:10 AM, William Miller <will...@millersolar.com> wrote: > > Jay: > > Conrad has a very pertinent point to make below. We are discovering that > neither aluminum racking nor module frames hold up well in a marine > environment. If you navigate to Miller Solar/case studies you will see photos > and commentary about a particularly serious case of aluminum degradation. > > We pulled all of the equipment off the roof and we are waiting for advice > from the rack and module manufacturers. Various ideas brainstormed do > include plastic spacers to minimize al to al or al to ss contact. > > William Miller > >> On Jan 27, 2016, at 6:36 AM, Conrad Geyser <conr...@cape.com> wrote: >> >> Jay, >> >> I would suggest that he has a point, that the dissimilar metals do have a >> reaction. But that the reaction is self limiting and that stainless >> fasteners with aluminum are used in marine applications albeit only with >> anodized aluminum. Or say fine and invoice accordingly for the plastic >> washers. >> >> Conrad >> Cotuit Solar >> >> >> >> >> Conrad Geyser, Principal >> Cotuit Solar LLC >> 508-428-8442 >> >>> On Wed, Jan 27, 2016 at 8:02 AM, Jason Szumlanski >>> <ja...@floridasolardesigngroup.com> wrote: >>> Another engineer, eh? >>> >>> I'd say no... Tell him to find another installer. 50 million Elvis fans, I >>> mean PV installations, can't be wrong. >>> >>> Ask him if he brings his own scissors to the hairdresser? That's my >>> favorite line. >>> >>> >>> Jason Szumlanski >>> >>> >>>> On Wed, Jan 27, 2016 at 12:37 AM, Jay <jay.pe...@gmail.com> wrote: >>>> Hi all >>>> >>>> I've got a client who insists on "plastic " ( synthetic) washers between >>>> SS washers and the aluminum racking and modules. >>>> >>>> I'm tried every angle to assure him it's not a problem to no effect. >>>> >>>> So anybody have any recommendations about type, material, and where to buy? >>>> >>>> Thanks >>>> >>>> Jay >>>> Peltz power. >>>> >>>> >>>> _______________________________________________ >>>> 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 >>> >>> >>> _______________________________________________ >>> 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 >> >> _______________________________________________ >> 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 > _______________________________________________ > 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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