Foundation choices
Slab-on-grade vs foundation and crawlspace or basement
...thermal mass to absorb heat. A slab is a great place to bury electrical work, plumbing, central vacuum tubes, phone and internet lines, speaker wires, and most importantly, tubing for radiant floor heat.
A slab-on-grade means no basement, no basement walls, just one slab of concrete on which you build your house. They ...