So Alistair Bell says:
> 
> Steve Johnson complains about his chattering wipers...
> 
> I have had similar problems. I twisted the wiper arms (as per Bentley) with
> some success. But the best solution was fitting "aerofoil" blades. Thes
> are rigid plastic holders with channels to "create a downforce" when air
> flows through them. Well I don't know if that works but the rubber blade
> and the holder are good quality and fit tightly to the arm. They didn't
> chatter, and they wiped well.
> I bought 18" ones, but I think the next time I'll look into 20", for more
> coverage.
> 

Um...what are these "aerofoil" blades?  What brand are we talking about and
where do I get them?

Steven

sjohnson@pcocd2.intel.com