Back Hatch Questions

Greetings,
Was at HD today, stopped and look at the covered utility trailers. Does anybody have a hatch that is vertical? Could either open the conventional way, hinge on top, or have two doors that open. Wondering about leaks and hatch warping.
Thanks,
Eagle
Was at HD today, stopped and look at the covered utility trailers. Does anybody have a hatch that is vertical? Could either open the conventional way, hinge on top, or have two doors that open. Wondering about leaks and hatch warping.
Thanks,
Eagle