A member of my Unit asks: "ON OUR 74' TRADEWIND WINDOWS THERE IS THAT MATERIAL THAT SHADES THEM.. OURS HAVE LOTS AND LOTS OF BUBBLES.. MICHAEL SEEMS TO THINK THAT THE FILM IS BETWEEN THE 2 PIECES OF GLASS. DO YOU KNOW ANYTHING ABOUT THAT??? I don't know the answer, but I'm sure someone on the VAL does. Forrest