<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"> <HTML><HEAD> <META content="text/html; charset=windows-1252" = http-equiv=Content-Type> <META content="MSHTML 5.00.3019.2500" name=GENERATOR> <STYLE></STYLE> </HEAD> <BODY bgColor=#ffffff> <DIV><FONT size=2>Hello Mr. Hollinger:</FONT></DIV> <DIV> </DIV> <DIV><FONT size=2>I have read the PTG threads related to = Humidistat placement in upright pianos.  One of these occurred during our = travels to Reno for the annual conference, and the latest one occurred during my = business travel to Chicago last week.  Unfortunately, I could not respond to = either thread in a timely manner.</FONT></DIV> <DIV> </DIV> <DIV><FONT size=2>Our historical research indicates that placing the = Humidistat on the side wall or hanging it from the Dehumidifier work equally well.  We currently recommend hanging it from the Dehumidifier to = simplify the installation.</FONT></DIV> <DIV> </DIV> <DIV><FONT size=2>This research was completed about five years ago, = and I am currently in the process of repeating it.  I am working with a = spinet piano using a Dickson datalogger to record ongoing relative humidity levels = within the piano as the Humidistat placement is varied.  After completing = the work on the spinet I will be working with larger upright pianos.  = This research will likely take until the end of the year.  I will report = any thing of interest as I collect the results.</FONT></DIV> <DIV><FONT size=2></FONT> </DIV> <DIV><FONT size=2>Thank you for your inquiry.</FONT></DIV> <DIV> </DIV> <DIV><FONT size=2>Sincerely,</FONT></DIV> <DIV> </DIV> <DIV><FONT size=2>Roger Wheelock<BR>Executive Vice = President<BR>Dampp-Chaser Corporation<BR><A href="mailto:roger@dampp-chaser.com">roger@dampp-chaser.com</A><BR><A href="http://www.dampp-chaser.com">www.dampp-chaser.com</A><BR>800-438-= 1524<BR>828-692-8271 USA<BR>828-692-8272 (FAX)<BR>P.O. Box 1610<BR>Hendersonville  NC 28793</FONT></DIV></BODY></HTML>