Protecting plain wire from rust

[Farrell]

IMHO, the strings in a piano equipped with a properly operating DC system 
will not develope rust. Have you monitored the RH of the piano interior (is 
this an upright)?

Terry Farrell

----- Original Message ----- 
> I have a customer with a 1919 Hazelton Bros. piano that I service 
> regularly
> that has rusty strings. The piano has had a DC in it for years. I recently
> replaced it as the tank for the old one literally fell out of the piano.
> Nevertheless, and in spite of the fact that the DC is functionally 
> correctly
> and is properly maintained, the strings continue to show increasing signs 
> of
> rust. Do you think that employing your Vaseline treatment to these strings
> at this late stage might be beneficial? If yes, how would you go about
> applying this treatment to strings already in the piano?
>
> -- Geoff Sykes
> -- Assoc. Los Angeles