Originally Posted by 485window
The sweeps are inserted into a channel thats welded into the inside of the door. Where do the staples go? thanks, Keenan

staples go here on the anti rattle strip
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Alah Horvath worte a tech tip on installing the window parts
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in there he used #4 sheet metal screws instead of staples, some have posted using pop rivits instead of staples

Good luck