The floor plan of your home is only 1,200 square feet, but your roof measures 2,000 square feet?

The floor plan of your home is only 1,200 square feet, but your roof measures 2,000 square feet?

Most residential flat roofs have a 18″-24″ overhang that travels around the entire perimeter of the roof. As well, a majority of residential flat roofs have an attached garage. Only the living space is included in the floor plan of the house when you buy it, so you’ll need to add some square footage to the size of your roof, before quoting the square footage to an estimator.