'Roof' in the Bible

Make a roof for the ark and finish it, leaving 18 inches from the top. Put a door in the side of the ark, and make lower, middle, and upper decks.

Look, I have two daughters who have never had sexual relations with a man. Let me bring them out to you, and you can do to them whatever you please. Only don't do anything to these men, for they have come under the protection of my roof."