I don't know exactly but it could be as high as 30%. I encourage people to put them in. They make a big difference in tuning stability and generally I install them on full rebuilds automatically as part of the package. In this area, however, humidification isn't really necessary so I only install the dehumidification part of the system. David Love www.davidlovepianos.com In a message dated 5/1/10 6:06:13 AM, richarducci at comcast.net writes: What % of pianos in your files have dc systems? Thanks, Rick Ucci/ Ucci Piano -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://ptg.org/pipermail/pianotech.php/attachments/20100501/462e2b9b/attachment.htm>
This PTG archive page provided courtesy of Moy Piano Service, LLC