Peter W. Grey, RPT is a Registered Piano Technician (RPT) with the International Piano Technicians Guild (www.ptg.org). He has been tuning, repairing, and restoring pianos since 1975 (currently 41 years and counting). He passed his examination in 1980 to become a Registered Piano Technician (RPT) and has maintained that standing ever since. He services clients in the Seacoast, NH Region, and repairs and restores instruments in his shop near the Squamscott River in Stratham, NH. He is also trained and certified to install Dampp-Chaser Humidity Control Systems in pianos. Environmental control of your piano is the single most important beneficial thing you can do to preserve it musically and structurally.