<html><div style='background-color:'><DIV> <P>I have a Yamaha P22 that I have inserted Foam Baffles between the struts and it DOES reduce the volume to a MODERATE degree. You certainly could try this between the strutes of a grand, i would think. </P> <P> </P> <P>Terry Peterson</P></DIV></div><br clear=all><hr>MSN Photos is the easiest way to share and print your photos: <a href='http://g.msn.com/1HM305401/15'>Click Here</a><br></html>