All you mechanical/touchless/hand car wash buffs should read the other current car wash thread "Liquid Cascade as car wash?". Specifically heed the comments made by John (JCE) at the end of page 1

.
And didn't I hear somewhere that over washing wasn't good for the car's finish? Besides, don't you know all of this car washing is just making it rain?
__________________
"We drive into the future using only our rearview mirror."
- Marshall McLuhan -
Scott Longston
Northern California Wine Country...
"Turbos whistle, grapes wine..."