[pianotech] Hydroceel

[Ron Nossaman]

Zeno Wood wrote:
> Any hear of a Hydroceel Unit, a plastic tube with a sponge inside, used 
> to help the humidity level in a piano?  I believe they're pretty  common 
> in Europe, and I ran into one here (in a piano that had been shipped 
> over)  Any idea of where to get one in the US?
> 
> Thanks,
> Zeno Wood

Why? How many gallons of water does a Dampp-Chaser go through 
in a year? How many damp sponges are equivalent?

Ron N