I have certainly had better luck in Minnesota. Maybe 10 years. It starts to look not like new but still serviceable. I know PVC has trouble in the sun as doe conduit, it gets brittle. I think the jack cannot be removed after a year or two due to brittleness.
On Mon, Nov 6, 2017 at 9:56 AM, Dana <[email protected]> wrote: > I am curious as to elevation & reginal effect on the PVC jacketing. At > 5000'+ EL in the Rocky Mtns & south west, it has lasted about 2-3 years and > then it starts warping and bending no matter if it is glued, taped or > screwed. It is done for. I have tried white, brown, & black PVC jacketing > in 5000+' Rocky Mtn. elevations & would not do it again. > Are folks having better results & lifespan at sea level & less UV intense > locations? There may be products that may work in one specific climate and > not in others. > > > ------------------------------------------------------------ > ---------------- > Dana Orzel Great Solar Works, Inc. > 208.721.7003 [email protected] > Idaho Contractor - # 028765 Idaho PV # 028374 > NABCEP # 051112-136 www.solarwork.biz > "Responsible Technologies for Responsible People since 1988" > Please consider the environment before printing this email. > > > -----Original Message----- > From: RE-wrenches [mailto:[email protected]] On > Behalf Of Mike Kocsmiersky > Sent: Sunday, November 05, 2017 12:55 PM > To: [email protected]; '[email protected], RE-wrenches' < > [email protected]> > Subject: Re: [RE-wrenches] Outdoor rated insulation covering for Solar > Water Heating Systems > > I see this often as a shortcoming of solar thermal installations, the lack > of UV protection on the insulation. You see it all the time with HVAC > equipment. The most economical is the PVC wrap. I suggest using white vs > the architectural brown whereas the white is more UV resistant. It can be > tricky trying to cover rubber insulated foam trying to get it to look nice, > whereas a rigid insulation is a bit easier. Nonetheless would also suggest > using barbed tacks to keep the PVC jacketing secure, the adhesive strip, if > it has any, will not suffice. Other options may include metal jacketed > insulation (costly) or UV protection on some of the newer linesets. > Painting the PVC with spray paint to change the color I have had good > success with. > > Mike Kocsmiersky > PV Inspections > (413) 734-1456 > > > > -----Original Message----- > From: [email protected] [mailto:[email protected]] > Sent: Saturday, November 4, 2017 9:14 AM > To: '[email protected], RE-wrenches' > Subject: Re: [RE-wrenches] Outdoor rated insulation covering for Solar > Water Heating Systems > > Chris, > > The fitted covers certainly provide a more finished appearance. One of my > customers painted the insulation (w/o fitted covers) with latex paint and > after 30+ years the insulation was still quite flexible. My take away was > simply that eliminating the sun (UV) effects paid off big time. As I > remember they used white paint. > > Best wishes, > > Bill Loesch > Solar 1 - Saint Louis Solar > 314 631 1094 > > -----------------------------------------From: "Glenn Burt" > To: "RE-wrenches" > Cc: > Sent: 04-Nov-2017 00:21:14 +0000 > Subject: Re: [RE-wrenches] Outdoor rated insulation covering for Solar > Water Heating Systems > > How about the white PVC jacketing? You can buy fitted elbow covers and > other fitted parts as well. Probably paintable in any color to blend into > location. > > List-Archive: > List-Archive: > > > _______________________________________________ > List sponsored by Redwood Alliance > > List Address: [email protected] > > Change listserver email address & settings: > http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org > > List-Archive: http://www.mail-archive.com/[email protected]. > 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: [email protected] > > Change listserver email address & settings: > http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org > > List-Archive: http://www.mail-archive.com/[email protected]. > 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: [email protected] Change listserver email address & settings: http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org List-Archive: http://www.mail-archive.com/[email protected]/maillist.html List rules & etiquette: www.re-wrenches.org/etiquette.htm Check out or update participant bios: www.members.re-wrenches.org
