Check out this post from the archives, I found it while looking for
windshield replacement hints.
Slightly dated but still a summary

http://gerry.vanagon.com/cgi-bin/wa.exe?A2=ind9701&L=vanagon&P=115607

Mike
87westy

drc11 wrote:
>
> I've bought refills at both Schucks and Al's stores within last year.
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