HELLO, I AM IN FLORIDA AND HAVING HEAVY RAIN DURING THE HURICAINS I WAS WONDERING IS THERE A MATERIAL ON THE MARKET TO PUT INSIDE AND BETWEEN THE SILL AND THE HIGH LIP THEY HAVE ON THE INNER PORTION OF THE SLIDING DOORS AND WINDOWS. I WAS THINKING OF A SPONGE MATERIAL OR A FILLER TYPE MATERIAL. ANYONE DOWN HERE HAVING THE SAME PROBLEM?? THANK YOU……JOE