The camper manual from my = '81 doesn't say either way about Scotch-Guard.  It does say it was used on the seats.
----- Original Message -----
From: David = Beierl
To: vanagon@GERRY.VANAGON.COM =
I could be wrong, but I believe the camper manual specifically says *not*
to = use Scotch-Guard on the tent fabric.  They don't say why.

david
David Beierl - Providence, RI
  http://pws.prserv.net/syn= ergy/Vanagon/
'84 Westy "Dutiful Passage"
'85 GL "Poor Relation"