BLAINE_BACHMAN%PL-01M3@ccmail.plk.af.mil wrote:
> 
>      You wrote in part:
> 
>            My idea was to buy that foam carpet padding stuff (looks like
>            chopped bits of foam glued together) hopefully in about a 1 inch
>            thickness.
> 
>      I think I'd take a hint from what the stuff is intended for.  It's
>      (probably) intended to make carpet bouncy (cushion the head blow in
>      case of a roll-over?) and to insulate it somewhat from heat transfer
>      through the floor (some usefullness here).
> 
>      Course, how ya' gonna keep it up?  Glue will hold it initially, but
>      I'll wager that a few hot days will have it drooping.  Course if
>      you're doing a panel headliner rather than a fabric one, this is of
>      little consequence.
> 
>      Since your interior already burned once, I'm surprised that you'd
>      consider installing something potetentially volatile (which probably
>      will give of severely noxious fumes when burning) as insulation.  But
>      then, perhaps lightning doesn't strike twice. . . .
> 
>      At last look, the boys at Westfalia were still using fiberglas
>      batting.  Good enough for me.
> 
>      -Blaine
>      '91 Silver Westfalia "Super Chief"
I don't think that is the primary reason.  I live in a town where they
manufacture the stuff.  I will check, but I think the primary purpose is
noise and insulation.  It is used on the floors as well.