sorry, but you are going to ave some condensation. 1!it must be because!one or more of the gromitts in the corner of your window,have vibratted out,or you have a loss seem conections,!check all if no cracks, the gromitts are to blame,either blocked not letting air flow, or some spiders found them quite romantic and laid a bunch of eggs in them,either way clean all out vacum arund the area,hopefully this should sort problem.