Q.My family room has a concrete slab floor that is very cold in the winter.

Each family had one half of a Quonset hut, built on concrete slab floors.

Q. My screened porch has a concrete slab floor.

I want to finish this space, but a concrete slab floor would be prohibitively expensive.

Q. I have a covered porch that has a concrete slab floor.

Each had iron bars on all four sides, a slab floor below and a slab roof above.

The floor slid to the side smoothly, revealing a thirty-inch hole in the slab floor.

He dropped to the slab floor behind the cast-iron protection of the pump regulator.

Karen backed up as the altar stone lowered, dropping into the slab floor.

Banks and department stores, who favored the style, could afford a steel frame and concrete slab floors.