Re: [RE-wrenches] Outdoor rated insulation covering for Solar Water Heating Systems

I thinkthis problem is really only "solved" by using the coverings suggested, especially it seems, aluminum jacketing.  I will be going off island in a week and I will have the chance to go to a store that sells these products. I am hoping to put this system into HomePower, so, this will be par

Re: [RE-wrenches] Outdoor rated insulation covering for Solar Water Heating Systems

Most often I used 1" thick isocyanurate pre-adhered to the PVC wrap. I chose this method for the high R-value, about R7 per inch. A bit pricier than closed cell foam rubber insulation, but much better R-value, R7 vs R3ish. At first I would use a PVC sealant, extremely high in VOCs, to seal th

[RE-wrenches] Outdoor rated insulation covering for Solar Water Heating Systems

As we build our latest off grid home we are living in a Yurt. The exterior roof is a vinyl product. A neighbor complained to the county about our white roof this summer & we offered to paint it to be neighborly. The manufacturer had us use a latex/acrylic paint on the roof. It has worked well. I

Re: [RE-wrenches] Outdoor rated insulation covering for Solar Water Heating Systems

As other Wrenches have noted, there are UV paints available as well as UV rated insulation itself: http://www.armacell.us/products/armaflexwbfinish/ http://www.armacell.us/products/utsolaflex/ The problem with both of these solutions is that few folks keep up with the required maintenance over t

[RE-wrenches] Underground Data Transmission

Our company typically uses Belden 3106A cable (22AWG) for data transmission on our larger PV sites, which often involves underground runs. We were recently informed by the manufacturer that this particular cable is not rated for underground use - whether in conduit or direct burial - and that furth

Re: [RE-wrenches] Underground Data Transmission

Home Depot Cat5 or 6 in armored liquid tite conduit. Dave Angelini Offgrid Solar "we go where powerlines don't" http://members.sti.net/offgridsolar/ e-mail offgridso...@sti.net text 209 813 0060 > Our company typically uses Belden 3106A cable (22AWG) for data > transmission > on our larger PV si

[RE-wrenches] Needing a specific Trina module

Hi Folks: I have a customer who needs just one TSM-230PA05 (Trina 230W) module. If anyone has one (used is OK), please feel free to contact me off list. Best, Chris Daum Oasis Montana Inc. 406-777-4309 or 4321 406-777-4309 fax www.oasismontana.com