Bulley wrote:

> Eric and Chris are both correct, dew causes rust. If you have to park
> outside, you could (conceivably) run a small electric space heater in your
> van. You wouldn't have to keep it toasty warm, just warmer than the
> dewpoint by about 10-15 degrees. The extra margin (10-15 degrees) would
> probably be enough to conduct through the metal of the van so that the
> undercarriage is at least above the dewpoint by a degree or two.

You can easily test this by yourself, on any car (i guess). when you see that the
car's roof is wet of dew, just open the door so the roof light comes on, and let it
light fro a couple of minutes. Then, you'll see a dry spot over the light.

PerL
87 Syncro 112i