I think I know what he's talking about...ours doesnt leak either but when you open the door it's setting there waiting to
fall on you above the seal, kinda gathers there at times. lands riht at your feet as you open ...I think a stick on type gutter seal or something across the top would fix it.
I have the brackets made to put our
awning on this year and its above the door so maybe that'll stop most of it........I think