I have a room under my garage…
The floor of the garage is pre- stressed concrete slabs (flexicore)
The price of the slabs installed was about five dollars a square foot. (2009 just south of chicago)
All four walls of the extra room are concrete and I do not have a water/dampness problem.
If your...
I have a new home with 100% radiant heat. So I installed a Space pak unit for my A/C.
The same idea but different manufacturer. Two buddies and I did the install in about six hours , 2900 square foot ranch home.
The main duct is nine inch round with two inch flex duct braches and one central...