The simplest way to feed ladder line through a window is to
make a 'spacer' board to fit in the window. Drill a couple of
holes in the board, the correct distance apart, feed the line
through the holes, 'hot glue' in place (or however you can get
it to stay put. Have to remove the screen...
'Doc
The above sounds very practical and do-able but make sure you put "drip loops"
on the incomming lines.
de wa2eaw...Bob