How do I repair delamination filon? Arctic Fox 990

Wow, never expected these many responses so quickly. The picture function dictates that we host the on another site like photobucket? is this for real? '98 internet called.lol
My father had his truck bed damaged and shifted minor in an accident and he thinks the bed is warped which is what allowed the camper to leak, even though he only mounted it 5-6 times and used it that much. It's like brand new everywhere else.