Secret Room Under Trap Door in Floor By Chad King on October 23, 2013 in Stash Pics Trap Door in Floor Conceals Secret Room Below This trap door is found in the loft level of a small studio home. Made from hardwood tongue-and-groove boards and reinforced with solid steel, it provides a solid floor to walk on and a great divider from upstairs and down. floor, hidden, room, secret, stash, trap door