This is a multi-part message in MIME format. ---------------------- multipart/alternative attachment Alan's in the UK (check his email). It really helps to add your = location to your signature! --Cy-- Bluefield, WV ----- Original Message -----=20 From: Farrell=20 To: Pianotech=20 Sent: Sunday, May 22, 2005 6:42 PM Subject: Re: Relative Humidity Changes and Old Pianos, was: CA and = Acceleratorand Happy Clients! AF wrote: Most of the pianos in this country are over 80 years old=20 Really? Says who? I know some days it seems that way, but I don't = think that is true at all. and have acclimatized to a RH of 65%.=20 Really? Says who? Where do you get such data from? Most environments = do not have fluctuating relative humidity levels? Ideally, the installation of a climate control system should = maintain that 65% to avoid any damage.=20 Why would a slightly drier environment cause any damage? All the = wood in that piano grew for 100 to several hundred years at something = like 50% MC (what is the moisture content of green wood?). Somebody = dried it out after they cut the darn thing down - didn't do much damage = then - why would a small change in MC damage it now? IMHO, hesitating to = create a stable 42% RH (or there abouts) environment for an old piano is = nonsense. The Dampp Chaser literature that I have does not state whether you = can set it to maintain existing conditions, and am therefore very = reluctant to recommend the system for old instruments; new ones, fine. New piano, old piano, same difference, IMHO. Terry Farrell ---------------------- multipart/alternative attachment An HTML attachment was scrubbed... URL: https://www.moypiano.com/ptg/pianotech.php/attachments/69/8f/2f/67/attachment.htm ---------------------- multipart/alternative attachment--
This PTG archive page provided courtesy of Moy Piano Service, LLC