by Redneck Teepee » Fri May 16, 2014 12:25 am
When you say "Roof" I'm assuming you are referring to the front of the tear since you are talking about a tongue box. A space or gap of 1" would be about right, with the lid in an open or upright position to allow for clearance needed depending on how it's hinged.
I fear the day that technology will surpass our human interaction, the world will have a generation of idiot's.