UniSolar Shingles [RE-wrenches]

[Jerry Caldwell]

I recently heard that the UniSolar shingle product was
discontinued and no longer available.  Anyone else
know anything about this?

Jerry Caldwell
Light Energy Systems

--- Jim Hartley <grail at inil.com> wrote:
> I have no prior experience with this product but I
> have a probable 
> client who has an interest in using the product. 
> These shingles would 
> be applied onto a converted barn used both as living
> space and for the 
> client's business operations.  The current roof is
> shingled but is now 
> leaking in areas.  Re-roofing seems necessary at
> this point.  The barn 
> is quite large and has far more roof surface than
> would be necessarily 
> "power producing" or economically feasible in its
> entirety.  Hence, only 
> a portion of the roof would end up being re-surfaced
> with solar 
> shingling.  Happily, the roof has two very workable
> primary facets, the 
> lower of which is an ideal seasonal average pitch
> for this area.  The 
> roof is facing directly south across a quite large
> open farmfield 
> protected from development for the next hundred
> years.  The upper, lower 
> pitched facet would be better for summer.  The
> underside of the roof is 
> presently fully exposed and readily accessible if
> somewhat high up from 
> the current loft floor. This loft area is being
> considered for future 
> finishing off. My question in this connection is
> multi-fold for anyone 
> with experience using this product.  First, can you
> go over existing 
> shingled surfaces or are we looking at removing
> what's there now and 
> starting from scratch?  My thinking is the latter
> would be the case.  
> The roof substrate is barnboard [planking], not
> conventional roof 
> decking.  Secondly, can you successfully mix and
> match real shingles and 
> these UniSolar shingles so that just a particular
> area of the new 
> surfacing is occupied by the solar shingles? 
> Thirdly, who really should 
> be doing the application?  In Illinois,
> roofing/re-roofing is only 
> supposed to be done [officially] by licensed roofing
> contractors.  Since 
> I have done roofing myself before I know this isn't
> always the case [I'm 
> not a licensed roofer] but this situation will
> certainly draw some 
> attention from the local code people. Assuming this
> is the approach one 
> must pursue, how have roofers responded to using
> this product so far if 
> anyone has faced this issue before?  Finally, what
> unknowns might we run 
> into here?  I should note also this client has a
> very nice wind location 
> and the overall project [should it prove financially
> workable] could 
> prove to be something of a showcase thing since the
> client is fully open 
> to public visitations.  For this reason it would be
> quite nice to have 
> everything work out well. :-)
> 
> Jim Hartley
> http://www.homestead-specialties.com
> Business Email:
> JamesHartley at homestead-specialties.com
> Direct Email: grail at inil.com
> 
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