>I tried a different material to calm the clatter in my bus since I thought
>the sheets where too expensive.  The stuff is called Coolseal and cost
>something like $6-7 for a can.  It is a glass fiber filled asphalt
>immulsion that is actually pretty odorless and dries to a simi-hard tough
>coating.  I put this stuff on the sheet metal on the front doors, sliding
>door, back hatch and the large piece of sheet metal on the drivers side
>behind the front seat.  Boy what a difference, I would say atleast 2-3 db
>of sound killed and the sliding door goes thunk instead of thewanggggg when
>shut.  The front doors are still somewhat loud, but you can't put much
>sound deadening material in there due to the windows.  Put some plastic
>rapped fiberglass insulation in the sliding door and that large panel on
>the drivers side which seemed to kill a little bit more sound and helped
>keep the van warm in the winter.

Anything which traps water against the panels will end up causing rust.
this includes plastic-wrapped insulation and any naked fiberglass pads too.

Andrew Grebneff
165 Evans St, Dunedin, New Zealand
ph   64 (3) 473-8863
fax 64 (3) 479-7527
<andrew.grebneff@stonebow.otago.ac.nz>
www.goingplatinum.com/member/vw1
www.highyieldcrusaders.ws/ref.html?ref=vw
www.aciimoney.com/index.shtml?vw1
VW & Toyota vans, Toyota diesels and Macintoshes rule