For anyone interested, there are two brand names: hydroceel and damp-it. Damp-it is probably domestic, but web-site appears to be www.damp.it (which places the web-site in Italy, but probably just being cutesy. I wasn't able to connect). Hydroceel is German, and specifically does market to pianos. I remember now (this has jogged my memory) experimenting with one or the other ten or 15 years ago for use in a harpsichord. Made some clamping devises to hold two or three of them around the rim, a few inches down. Was not at all impressed with the results. And then I dismantled one and found slices of cellulose sponge - could have made them myself for a fraction of the cost. I do believe there is a much fancier substance used in one of these brands today - maybe both. And judging by a cursory web-search, many Europeans seem to swear by hydroceel (it's on the UK piano page, for instance). Regards, Fred Sturm Dorothy A. Bell wrote: > > Dear Friends, > Thanks for your input about the Hydrocel tube. It doesn't sound as if I > was unaware of cutting-edge technology, but I was interested that these > things do have a history with other instruments. (I personally would > have no more put such an item into my violin case than I would have > flown around the room, but I guess some would.) Now I know what I'm up > against when I see what looks to me like a map case inside a piano and > can make more appropriate recommendations. > Thanks again. > Dorrie Bell
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