Fixing leaking front window (worn exterior seal)

firemedic08 wrote:
Amazon link of what I used.

This is what I used.

Thank you very much, but did your 5th wheel have fiberglass or rippled aluminium wall? Because I can't see how this thin butyl tape can fill the large gap between ripples when the actual seal (a black stuff) is at least two time thicker than this butyl tape? Do you put two layers of this tape?