Yo all .. Just because .. some of us have had discussions of hole-filling materials in underground piping for our co-ax, etc. runs, and what I use for my through-the-stucco runs ... and, had folks ask as to what I was talking about .. here's some info on OAKUM .. whatta hey! 73 .. Mark AA6DX http://home.pacbell.net/aa6dx/oakum.html